South Korea: These 35 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
DrugPatentWatch® Estimated Loss of Exclusivity Dates in South Korea
Generic Entry Dates in Other Countries
These estimated drug patent expiration dates and generic entry opportunity dates are calculated from analysis of known patents covering drugs. Many factors can influence early or late generic entry. This information is provided as a rough estimate of generic entry potential and should not be used as an independent source. The methodology is described in this blog post.
Summary: South Korea: These 35 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
| Tradename | Ingredient | Estimated Entry Opportunity Date |
|---|---|---|
| CREON | pancrelipase (amylase;lipase;protease) | 2026-08-15 |
| BEVYXXA | betrixaban | 2026-12-08 |
| ESBRIET | pirfenidone | 2026-09-22 |
| XALKORI | crizotinib | 2026-11-23 |
| >Tradename | >Ingredient | >Estimated Entry Opportunity Date |
Details: South Korea: These 35 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
When can CREON (pancrelipase (amylase;lipase;protease)) generic drug versions launch?
Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 15, 2026
Generic Entry Controlled by: South Korea Patent 101,302,841
CREON is a drug marketed by
See drug price trends for CREON.
The generic ingredient in CREON is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.
When can CREON (pancrelipase (amylase;lipase;protease)) generic drug versions launch?
Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 15, 2026
Generic Entry Controlled by: South Korea Patent 101,344,546
CREON is a drug marketed by
See drug price trends for CREON.
The generic ingredient in CREON is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.
When can BEVYXXA (betrixaban) generic drug versions launch?
Generic name: betrixaban
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 08, 2026
Generic Entry Controlled by: South Korea Patent 101,472,765
BEVYXXA is a drug marketed by Portola Pharms Inc. There are five patents protecting this drug.
This drug has sixty-seven patent family members in twenty-six countries. There has been litigation on patents covering BEVYXXA
See drug price trends for BEVYXXA.
The generic ingredient in BEVYXXA is betrixaban. Additional details are available on the betrixaban profile page.
When can ESBRIET (pirfenidone) generic drug versions launch?
Generic name: pirfenidone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 22, 2026
Generic Entry Controlled by: South Korea Patent 101,675,651
ESBRIET is a drug marketed by Genentech Inc. There are twenty patents protecting this drug and two Paragraph IV challenges. One tentatively approved generic is ready to enter the market.
This drug has two hundred and sixty-six patent family members in forty-six countries. There has been litigation on patents covering ESBRIET
See drug price trends for ESBRIET.
The generic ingredient in ESBRIET is pirfenidone. There are twenty-three drug master file entries for this API. Twenty-four suppliers are listed for this generic product. Additional details are available on the pirfenidone profile page.
When can XALKORI (crizotinib) generic drug versions launch?
Generic name: crizotinib
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 23, 2026
Generic Entry Controlled by: South Korea Patent 101,146,852
XALKORI is a drug marketed by Pf Prism Cv. There are five patents protecting this drug.
This drug has one hundred and fifty-two patent family members in forty-eight countries.
See drug price trends for XALKORI.
The generic ingredient in XALKORI is crizotinib. One supplier is listed for this generic product. Additional details are available on the crizotinib profile page.
When can PICATO (ingenol mebutate) generic drug versions launch?
Generic name: ingenol mebutate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 18, 2026
Generic Entry Controlled by: South Korea Patent 101,451,993

This drug has thirty-five patent family members in twenty-one countries. There has been litigation on patents covering PICATO
See drug price trends for PICATO.
The generic ingredient in PICATO is ingenol mebutate. There are three drug master file entries for this API. Additional details are available on the ingenol mebutate profile page.
When can PICATO (ingenol mebutate) generic drug versions launch?
Generic name: ingenol mebutate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 18, 2026
Generic Entry Controlled by: South Korea Patent 101,593,579

This drug has thirty-five patent family members in twenty-one countries. There has been litigation on patents covering PICATO
See drug price trends for PICATO.
The generic ingredient in PICATO is ingenol mebutate. There are three drug master file entries for this API. Additional details are available on the ingenol mebutate profile page.
When can SALONPAS (menthol; methyl salicylate) generic drug versions launch?
Generic name: menthol; methyl salicylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 04, 2026
Generic Entry Controlled by: South Korea Patent 101,420,450
SALONPAS is a drug marketed by Hisamitsu Pharm Co. There are two patents protecting this drug.
This drug has twenty patent family members in sixteen countries.
The generic ingredient in SALONPAS is menthol; methyl salicylate. There are eighteen drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the menthol; methyl salicylate profile page.
When can AXUMIN (fluciclovine f-18) generic drug versions launch?
Generic name: fluciclovine f-18
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 101,608,755
AXUMIN is a drug marketed by Blue Earth. There are eight patents protecting this drug.
This drug has thirty patent family members in sixteen countries. There has been litigation on patents covering AXUMIN
The generic ingredient in AXUMIN is fluciclovine f-18. One supplier is listed for this generic product. Additional details are available on the fluciclovine f-18 profile page.
When can DYANAVEL XR (amphetamine) generic drug versions launch?
Generic name: amphetamine
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: March 16, 2026
Generic Entry Controlled by: South Korea Patent 101,495,146

This drug has twenty-one patent family members in fourteen countries. There has been litigation on patents covering DYANAVEL XR
See drug price trends for DYANAVEL XR.
The generic ingredient in DYANAVEL XR is amphetamine. There are fifty-five drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the amphetamine profile page.
When can TUZISTRA XR (chlorpheniramine polistirex; codeine polistirex) generic drug versions launch?
Generic name: chlorpheniramine polistirex; codeine polistirex
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: March 16, 2026
Generic Entry Controlled by: South Korea Patent 101,495,146
TUZISTRA XR is a drug marketed by Tris Pharma Inc. There are two patents protecting this drug.
This drug has twenty-one patent family members in fourteen countries. There has been litigation on patents covering TUZISTRA XR
See drug price trends for TUZISTRA XR.
The generic ingredient in TUZISTRA XR is chlorpheniramine polistirex; codeine polistirex. There are twenty-nine drug master file entries for this API. Additional details are available on the chlorpheniramine polistirex; codeine polistirex profile page.
When can BRILINTA (ticagrelor) generic drug versions launch?
Generic name: ticagrelor
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 21, 2026
Generic Entry Controlled by: South Korea Patent 101,539,467

This drug has one hundred and forty-seven patent family members in forty-four countries. There has been litigation on patents covering BRILINTA
See drug price trends for BRILINTA.
The generic ingredient in BRILINTA is ticagrelor. There are twenty-one drug master file entries for this API. Twenty-five suppliers are listed for this generic product. Additional details are available on the ticagrelor profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 101,478,983

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 101,710,881

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 101,855,323

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 102,051,281

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?
Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 16, 2026
Generic Entry Controlled by: South Korea Patent 101,627,901

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX
See drug price trends for TRINTELLIX.
The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.
When can KOSELUGO (selumetinib sulfate) generic drug versions launch?
Generic name: selumetinib sulfate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 12, 2026
Generic Entry Controlled by: South Korea Patent 101,361,460
KOSELUGO is a drug marketed by Astrazeneca. There are eight patents protecting this drug.
This drug has two hundred and one patent family members in forty-five countries. There has been litigation on patents covering KOSELUGO
See drug price trends for KOSELUGO.
The generic ingredient in KOSELUGO is selumetinib sulfate. One supplier is listed for this generic product. Additional details are available on the selumetinib sulfate profile page.
When can CAMCEVI KIT (leuprolide mesylate) generic drug versions launch?
Generic name: leuprolide mesylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: January 18, 2026
Generic Entry Controlled by: South Korea Patent 101,728,868
CAMCEVI KIT is a drug marketed by Accord. There are five patents protecting this drug.
This drug has thirty-nine patent family members in nineteen countries.
The generic ingredient in CAMCEVI KIT is leuprolide mesylate. There are twenty-two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the leuprolide mesylate profile page.
When can INVOKAMET XR (canagliflozin; metformin hydrochloride) generic drug versions launch?
Generic name: canagliflozin; metformin hydrochloride
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 04, 2026
Generic Entry Controlled by: South Korea Patent 20,090,086,282

This drug has two hundred and twenty patent family members in forty-five countries. There has been litigation on patents covering INVOKAMET XR
See drug price trends for INVOKAMET XR.
The generic ingredient in INVOKAMET XR is canagliflozin; metformin hydrochloride. There are twenty-one drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the canagliflozin; metformin hydrochloride profile page.
When can INVOKAMET (canagliflozin; metformin hydrochloride) generic drug versions launch?
Generic name: canagliflozin; metformin hydrochloride
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 04, 2026
Generic Entry Controlled by: South Korea Patent 20,090,086,282

This drug has two hundred and seventy-one patent family members in forty-eight countries. There has been litigation on patents covering INVOKAMET
See drug price trends for INVOKAMET.
The generic ingredient in INVOKAMET is canagliflozin; metformin hydrochloride. There are twenty-one drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the canagliflozin; metformin hydrochloride profile page.
When can BELSOMRA (suvorexant) generic drug versions launch?
Generic name: suvorexant
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 01, 2026
Generic Entry Controlled by: South Korea Patent 20,090,087,110

This drug has seventy-five patent family members in thirty-six countries.
See drug price trends for BELSOMRA.
The generic ingredient in BELSOMRA is suvorexant. One supplier is listed for this generic product. Additional details are available on the suvorexant profile page.
When can ESBRIET (pirfenidone) generic drug versions launch?
Generic name: pirfenidone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 22, 2026
Generic Entry Controlled by: South Korea Patent 20,130,100,381
ESBRIET is a drug marketed by Genentech Inc. There are twenty patents protecting this drug and two Paragraph IV challenges. One tentatively approved generic is ready to enter the market.
This drug has two hundred and sixty-six patent family members in forty-six countries. There has been litigation on patents covering ESBRIET
See drug price trends for ESBRIET.
The generic ingredient in ESBRIET is pirfenidone. There are twenty-three drug master file entries for this API. Twenty-four suppliers are listed for this generic product. Additional details are available on the pirfenidone profile page.
When can LEXISCAN (regadenoson) generic drug versions launch?
Generic name: regadenoson
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 03, 2026
Generic Entry Controlled by: South Korea Patent 20,080,090,491
LEXISCAN is a drug marketed by Astellas. There are two patents protecting this drug and one Paragraph IV challenge.
This drug has twenty-eight patent family members in eighteen countries. There has been litigation on patents covering LEXISCAN
See drug price trends for LEXISCAN.
The generic ingredient in LEXISCAN is regadenoson. There are nine drug master file entries for this API. Eighteen suppliers are listed for this generic product. Additional details are available on the regadenoson profile page.
When can OLYSIO (simeprevir sodium) generic drug versions launch?
Generic name: simeprevir sodium
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: July 28, 2026
Generic Entry Controlled by: South Korea Patent 20,080,042,084
OLYSIO is a drug marketed by Janssen Prods. There are nine patents protecting this drug.
This drug has one hundred and forty patent family members in forty-three countries.
See drug price trends for OLYSIO.
The generic ingredient in OLYSIO is simeprevir sodium. There is one drug master file entry for this API. Additional details are available on the simeprevir sodium profile page.
When can LYNPARZA (olaparib) generic drug versions launch?
Generic name: olaparib
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: October 17, 2026
Generic Entry Controlled by: South Korea Patent 20,090,085,033
LYNPARZA is a drug marketed by Astrazeneca. There are twelve patents protecting this drug. Three tentatively approved generics are ready to enter the market.
This drug has two hundred and fifty-four patent family members in fifty-two countries. There has been litigation on patents covering LYNPARZA
See drug price trends for LYNPARZA.
The generic ingredient in LYNPARZA is olaparib. There are three drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the olaparib profile page.
When can XALKORI (crizotinib) generic drug versions launch?
Generic name: crizotinib
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 23, 2026
Generic Entry Controlled by: South Korea Patent 20,080,074,950
XALKORI is a drug marketed by Pf Prism Cv. There are five patents protecting this drug.
This drug has one hundred and fifty-two patent family members in forty-eight countries.
See drug price trends for XALKORI.
The generic ingredient in XALKORI is crizotinib. One supplier is listed for this generic product. Additional details are available on the crizotinib profile page.
When can PICATO (ingenol mebutate) generic drug versions launch?
Generic name: ingenol mebutate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 18, 2026
Generic Entry Controlled by: South Korea Patent 20,140,088,617

This drug has thirty-five patent family members in twenty-one countries. There has been litigation on patents covering PICATO
See drug price trends for PICATO.
The generic ingredient in PICATO is ingenol mebutate. There are three drug master file entries for this API. Additional details are available on the ingenol mebutate profile page.
When can DYANAVEL XR (amphetamine) generic drug versions launch?
Generic name: amphetamine
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: March 16, 2026
Generic Entry Controlled by: South Korea Patent 20,080,108,520

This drug has twenty-one patent family members in fourteen countries. There has been litigation on patents covering DYANAVEL XR
See drug price trends for DYANAVEL XR.
The generic ingredient in DYANAVEL XR is amphetamine. There are fifty-five drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the amphetamine profile page.
When can JYNARQUE (tolvaptan) generic drug versions launch?
Generic name: tolvaptan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 01, 2026
Generic Entry Controlled by: South Korea Patent 20,100,132,087
JYNARQUE is a drug marketed by Otsuka. There are two patents protecting this drug.
This drug has eighty-six patent family members in twenty-four countries. There has been litigation on patents covering JYNARQUE
See drug price trends for JYNARQUE.
The generic ingredient in JYNARQUE is tolvaptan. There are eight drug master file entries for this API. Seven suppliers are listed for this generic product. Additional details are available on the tolvaptan profile page.
When can JYNARQUE (tolvaptan) generic drug versions launch?
Generic name: tolvaptan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 01, 2026
Generic Entry Controlled by: South Korea Patent 20,100,133,028
JYNARQUE is a drug marketed by Otsuka. There are two patents protecting this drug.
This drug has eighty-six patent family members in twenty-four countries. There has been litigation on patents covering JYNARQUE
See drug price trends for JYNARQUE.
The generic ingredient in JYNARQUE is tolvaptan. There are eight drug master file entries for this API. Seven suppliers are listed for this generic product. Additional details are available on the tolvaptan profile page.
When can SAMSCA (tolvaptan) generic drug versions launch?
Generic name: tolvaptan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 01, 2026
Generic Entry Controlled by: South Korea Patent 20,100,132,087
SAMSCA is a drug marketed by Otsuka. There are two patents protecting this drug and two Paragraph IV challenges.
This drug has eighty-six patent family members in twenty-four countries. There has been litigation on patents covering SAMSCA
See drug price trends for SAMSCA.
The generic ingredient in SAMSCA is tolvaptan. There are eight drug master file entries for this API. Seven suppliers are listed for this generic product. Additional details are available on the tolvaptan profile page.
When can SAMSCA (tolvaptan) generic drug versions launch?
Generic name: tolvaptan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 01, 2026
Generic Entry Controlled by: South Korea Patent 20,100,133,028
SAMSCA is a drug marketed by Otsuka. There are two patents protecting this drug and two Paragraph IV challenges.
This drug has eighty-six patent family members in twenty-four countries. There has been litigation on patents covering SAMSCA
See drug price trends for SAMSCA.
The generic ingredient in SAMSCA is tolvaptan. There are eight drug master file entries for this API. Seven suppliers are listed for this generic product. Additional details are available on the tolvaptan profile page.
When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?
Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 16, 2026
Generic Entry Controlled by: South Korea Patent 20,090,028,712

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX
See drug price trends for TRINTELLIX.
The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.
When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?
Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 16, 2026
Generic Entry Controlled by: South Korea Patent 20,090,125,251

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX
See drug price trends for TRINTELLIX.
The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.
When can TRINTELLIX (vortioxetine hydrobromide) generic drug versions launch?
Generic name: vortioxetine hydrobromide
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 16, 2026
Generic Entry Controlled by: South Korea Patent 20,130,133,078

This drug has two hundred and seventeen patent family members in forty-two countries. There has been litigation on patents covering TRINTELLIX
See drug price trends for TRINTELLIX.
The generic ingredient in TRINTELLIX is vortioxetine hydrobromide. There are sixteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the vortioxetine hydrobromide profile page.
When can ORENITRAM (treprostinil diolamine) generic drug versions launch?
Generic name: treprostinil diolamine
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: April 27, 2026
Generic Entry Controlled by: South Korea Patent 20,090,038,392
ORENITRAM is a drug marketed by United Therap. There are nine patents protecting this drug and two Paragraph IV challenges.
This drug has fifty-nine patent family members in eight countries. There has been litigation on patents covering ORENITRAM
See drug price trends for ORENITRAM.
The generic ingredient in ORENITRAM is treprostinil diolamine. There are nineteen drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the treprostinil diolamine profile page.
When can ORENITRAM (treprostinil diolamine) generic drug versions launch?
Generic name: treprostinil diolamine
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: April 27, 2026
Generic Entry Controlled by: South Korea Patent 20,140,075,805
ORENITRAM is a drug marketed by United Therap. There are nine patents protecting this drug and two Paragraph IV challenges.
This drug has fifty-nine patent family members in eight countries. There has been litigation on patents covering ORENITRAM
See drug price trends for ORENITRAM.
The generic ingredient in ORENITRAM is treprostinil diolamine. There are nineteen drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the treprostinil diolamine profile page.
When can TUZISTRA XR (chlorpheniramine polistirex; codeine polistirex) generic drug versions launch?
Generic name: chlorpheniramine polistirex; codeine polistirex
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: March 16, 2026
Generic Entry Controlled by: South Korea Patent 20,080,108,520
TUZISTRA XR is a drug marketed by Tris Pharma Inc. There are two patents protecting this drug.
This drug has twenty-one patent family members in fourteen countries. There has been litigation on patents covering TUZISTRA XR
See drug price trends for TUZISTRA XR.
The generic ingredient in TUZISTRA XR is chlorpheniramine polistirex; codeine polistirex. There are twenty-nine drug master file entries for this API. Additional details are available on the chlorpheniramine polistirex; codeine polistirex profile page.
When can SALONPAS (menthol; methyl salicylate) generic drug versions launch?
Generic name: menthol; methyl salicylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 04, 2026
Generic Entry Controlled by: South Korea Patent 20,090,035,474
SALONPAS is a drug marketed by Hisamitsu Pharm Co. There are two patents protecting this drug.
This drug has twenty patent family members in sixteen countries.
The generic ingredient in SALONPAS is menthol; methyl salicylate. There are eighteen drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the menthol; methyl salicylate profile page.
When can EMBEDA (morphine sulfate; naltrexone hydrochloride) generic drug versions launch?
Generic name: morphine sulfate; naltrexone hydrochloride
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 19, 2026
Generic Entry Controlled by: South Korea Patent 20,090,037,885
EMBEDA is a drug marketed by Alpharma Pharms. There are nine patents protecting this drug and four Paragraph IV challenges.
This drug has seventy-four patent family members in twenty-three countries.
See drug price trends for EMBEDA.
The generic ingredient in EMBEDA is morphine sulfate; naltrexone hydrochloride. There are twenty-three drug master file entries for this API. Additional details are available on the morphine sulfate; naltrexone hydrochloride profile page.
When can KORSUVA (difelikefalin acetate) generic drug versions launch?
Generic name: difelikefalin acetate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 10, 2026
Generic Entry Controlled by: South Korea Patent 20,090,085,096
KORSUVA is a drug marketed by Vifor Intl. There are twelve patents protecting this drug.
This drug has fifty-three patent family members in twenty-seven countries. There has been litigation on patents covering KORSUVA
See drug price trends for KORSUVA.
The generic ingredient in KORSUVA is difelikefalin acetate. One supplier is listed for this generic product. Additional details are available on the difelikefalin acetate profile page.
When can KORSUVA (difelikefalin acetate) generic drug versions launch?
Generic name: difelikefalin acetate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 10, 2026
Generic Entry Controlled by: South Korea Patent 20,140,056,396
KORSUVA is a drug marketed by Vifor Intl. There are twelve patents protecting this drug.
This drug has fifty-three patent family members in twenty-seven countries. There has been litigation on patents covering KORSUVA
See drug price trends for KORSUVA.
The generic ingredient in KORSUVA is difelikefalin acetate. One supplier is listed for this generic product. Additional details are available on the difelikefalin acetate profile page.
When can KOSELUGO (selumetinib sulfate) generic drug versions launch?
Generic name: selumetinib sulfate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 12, 2026
Generic Entry Controlled by: South Korea Patent 20,080,080,200
KOSELUGO is a drug marketed by Astrazeneca. There are eight patents protecting this drug.
This drug has two hundred and one patent family members in forty-five countries. There has been litigation on patents covering KOSELUGO
See drug price trends for KOSELUGO.
The generic ingredient in KOSELUGO is selumetinib sulfate. One supplier is listed for this generic product. Additional details are available on the selumetinib sulfate profile page.
When can CREON (pancrelipase (amylase;lipase;protease)) generic drug versions launch?
Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 15, 2026
Generic Entry Controlled by: South Korea Patent 20,080,034,515
CREON is a drug marketed by
See drug price trends for CREON.
The generic ingredient in CREON is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.
When can CREON (pancrelipase (amylase;lipase;protease)) generic drug versions launch?
Generic name: pancrelipase (amylase;lipase;protease)
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: August 15, 2026
Generic Entry Controlled by: South Korea Patent 20,080,034,516
CREON is a drug marketed by
See drug price trends for CREON.
The generic ingredient in CREON is pancrelipase (amylase;lipase;protease). There are six drug master file entries for this API. Additional details are available on the pancrelipase (amylase;lipase;protease) profile page.
When can APTIOM (eslicarbazepine acetate) generic drug versions launch?
Generic name: eslicarbazepine acetate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: April 21, 2026
Generic Entry Controlled by: South Korea Patent 20,080,036,212

This drug has one hundred patent family members in twenty-six countries. There has been litigation on patents covering APTIOM
See drug price trends for APTIOM.
The generic ingredient in APTIOM is eslicarbazepine acetate. There are twelve drug master file entries for this API. Eight suppliers are listed for this generic product. Additional details are available on the eslicarbazepine acetate profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 20,090,009,226

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 20,140,063,896

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 20,150,100,957

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 20,160,128,446

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: South Korea Patent 20,170,141,812

This drug has four hundred and eighty-six patent family members in forty-five countries. There has been litigation on patents covering TRADJENTA
See drug price trends for TRADJENTA.
The generic ingredient in TRADJENTA is linagliptin. There are nineteen drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the linagliptin profile page.
When can CAMCEVI KIT (leuprolide mesylate) generic drug versions launch?
Generic name: leuprolide mesylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: January 18, 2026
Generic Entry Controlled by: South Korea Patent 20,080,089,643
CAMCEVI KIT is a drug marketed by Accord. There are five patents protecting this drug.
This drug has thirty-nine patent family members in nineteen countries.
The generic ingredient in CAMCEVI KIT is leuprolide mesylate. There are twenty-two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the leuprolide mesylate profile page.
When can CAMCEVI KIT (leuprolide mesylate) generic drug versions launch?
Generic name: leuprolide mesylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: January 18, 2026
Generic Entry Controlled by: South Korea Patent 20,150,017,777
CAMCEVI KIT is a drug marketed by Accord. There are five patents protecting this drug.
This drug has thirty-nine patent family members in nineteen countries.
The generic ingredient in CAMCEVI KIT is leuprolide mesylate. There are twenty-two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the leuprolide mesylate profile page.
When can LASTACAFT (alcaftadine) generic drug versions launch?
Generic name: alcaftadine
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: March 31, 2026
Generic Entry Controlled by: South Korea Patent 20,080,110,881

This drug has forty-six patent family members in thirty countries. There has been litigation on patents covering LASTACAFT
See drug price trends for LASTACAFT.
The generic ingredient in LASTACAFT is alcaftadine. There are six drug master file entries for this API. Four suppliers are listed for this generic product. Additional details are available on the alcaftadine profile page.
When can ZTALMY (ganaxolone) generic drug versions launch?
Generic name: ganaxolone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 101,405,545
ZTALMY is a drug marketed by Marinus. There are eleven patents protecting this drug.
This drug has forty-eight patent family members in sixteen countries. There has been litigation on patents covering ZTALMY
See drug price trends for ZTALMY.
The generic ingredient in ZTALMY is ganaxolone. One supplier is listed for this generic product. Additional details are available on the ganaxolone profile page.
When can ZTALMY (ganaxolone) generic drug versions launch?
Generic name: ganaxolone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 101,415,329
ZTALMY is a drug marketed by Marinus. There are eleven patents protecting this drug.
This drug has forty-eight patent family members in sixteen countries. There has been litigation on patents covering ZTALMY
See drug price trends for ZTALMY.
The generic ingredient in ZTALMY is ganaxolone. One supplier is listed for this generic product. Additional details are available on the ganaxolone profile page.
When can ZTALMY (ganaxolone) generic drug versions launch?
Generic name: ganaxolone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 20,080,072,760
ZTALMY is a drug marketed by Marinus. There are eleven patents protecting this drug.
This drug has forty-eight patent family members in sixteen countries. There has been litigation on patents covering ZTALMY
See drug price trends for ZTALMY.
The generic ingredient in ZTALMY is ganaxolone. One supplier is listed for this generic product. Additional details are available on the ganaxolone profile page.
When can ZTALMY (ganaxolone) generic drug versions launch?
Generic name: ganaxolone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 20,120,107,533
ZTALMY is a drug marketed by Marinus. There are eleven patents protecting this drug.
This drug has forty-eight patent family members in sixteen countries. There has been litigation on patents covering ZTALMY
See drug price trends for ZTALMY.
The generic ingredient in ZTALMY is ganaxolone. One supplier is listed for this generic product. Additional details are available on the ganaxolone profile page.
When can ZTALMY (ganaxolone) generic drug versions launch?
Generic name: ganaxolone
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 28, 2026
Generic Entry Controlled by: South Korea Patent 20,130,123,471
ZTALMY is a drug marketed by Marinus. There are eleven patents protecting this drug.
This drug has forty-eight patent family members in sixteen countries. There has been litigation on patents covering ZTALMY
See drug price trends for ZTALMY.
The generic ingredient in ZTALMY is ganaxolone. One supplier is listed for this generic product. Additional details are available on the ganaxolone profile page.
When can INPEFA (sotagliflozin) generic drug versions launch?
Generic name: sotagliflozin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: September 29, 2026
Generic Entry Controlled by: South Korea Patent 20,090,061,072

This drug has eighty-one patent family members in thirty-three countries.
See drug price trends for INPEFA.
The generic ingredient in INPEFA is sotagliflozin. One supplier is listed for this generic product. Additional details are available on the sotagliflozin profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 101,992,585
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 102,194,015
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 102,267,754
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 102,323,339
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 102,475,176
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 20,140,132,778
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 20,160,129,105
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 20,190,072,681
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 20,210,076,189
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can RAPIVAB (peramivir) generic drug versions launch?
Generic name: peramivir
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: February 13, 2026
Generic Entry Controlled by: South Korea Patent 20,210,135,632
RAPIVAB is a drug marketed by Biocryst. There are two patents protecting this drug.
This drug has forty-three patent family members in fourteen countries.
See drug price trends for RAPIVAB.
The generic ingredient in RAPIVAB is peramivir. There is one drug master file entry for this API. One supplier is listed for this generic product. Additional details are available on the peramivir profile page.
When can ENTRESTO SPRINKLE (sacubitril; valsartan) generic drug versions launch?
Generic name: sacubitril; valsartan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 08, 2026
Generic Entry Controlled by: South Korea Patent 101,432,821

This drug has one hundred and forty-five patent family members in forty-three countries. There has been litigation on patents covering ENTRESTO SPRINKLE
See drug price trends for ENTRESTO SPRINKLE.
The generic ingredient in ENTRESTO SPRINKLE is sacubitril; valsartan. There are eleven drug master file entries for this API. Twenty-two suppliers are listed for this generic product. Additional details are available on the sacubitril; valsartan profile page.
When can ENTRESTO SPRINKLE (sacubitril; valsartan) generic drug versions launch?
Generic name: sacubitril; valsartan
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: November 08, 2026
Generic Entry Controlled by: South Korea Patent 101,549,318

This drug has one hundred and forty-five patent family members in forty-three countries. There has been litigation on patents covering ENTRESTO SPRINKLE
See drug price trends for ENTRESTO SPRINKLE.
The generic ingredient in ENTRESTO SPRINKLE is sacubitril; valsartan. There are eleven drug master file entries for this API. Twenty-two suppliers are listed for this generic product. Additional details are available on the sacubitril; valsartan profile page.
When can INVOKANA (canagliflozin) generic drug versions launch?
Generic name: canagliflozin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 04, 2026
Generic Entry Controlled by: South Korea Patent 20,090,086,282

This drug has two hundred and twenty patent family members in forty-five countries. There has been litigation on patents covering INVOKANA
See drug price trends for INVOKANA.
The generic ingredient in INVOKANA is canagliflozin. There are twenty-one drug master file entries for this API. Three suppliers are listed for this generic product. Additional details are available on the canagliflozin profile page.
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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.
