Hong Kong: These 18 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
DrugPatentWatch® Estimated Loss of Exclusivity Dates in Hong Kong
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: Hong Kong: These 18 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
| Tradename | Ingredient | Estimated Entry Opportunity Date |
|---|---|---|
| FARXIGA | dapagliflozin | 2026-06-28 |
| QTERN | dapagliflozin; saxagliptin hydrochloride | 2026-06-28 |
| ESBRIET | pirfenidone | 2026-09-22 |
| XADAGO | safinamide mesylate | 2026-06-19 |
| XALKORI | crizotinib | 2026-11-23 |
| BEVYXXA | betrixaban | 2026-12-08 |
| BYDUREON | exenatide synthetic | 2026-06-28 |
| >Tradename | >Ingredient | >Estimated Entry Opportunity Date |
Details: Hong Kong: These 18 Drugs Face Patent Expirations and Generic Entry in 2025 - 2026
When can FARXIGA (dapagliflozin) generic drug versions launch?
Generic name: dapagliflozin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

This drug has four hundred and fifty patent family members in fifty-two countries. There has been litigation on patents covering FARXIGA
See drug price trends for FARXIGA.
The generic ingredient in FARXIGA is dapagliflozin. There are twenty-six drug master file entries for this API. Five suppliers are listed for this generic product. Additional details are available on the dapagliflozin profile page.
When can QTERN (dapagliflozin; saxagliptin hydrochloride) generic drug versions launch?
Generic name: dapagliflozin; saxagliptin hydrochloride
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

This drug has three hundred and thirteen patent family members in forty-eight countries. There has been litigation on patents covering QTERN
See drug price trends for QTERN.
The generic ingredient in QTERN is dapagliflozin; saxagliptin hydrochloride. There are twenty-six drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the dapagliflozin; saxagliptin hydrochloride 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: Hong Kong Patent 1,117,762
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 XADAGO (safinamide mesylate) generic drug versions launch?
Generic name: safinamide mesylate
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 19, 2026
Generic Entry Controlled by: Hong Kong Patent 1,130,245

This drug has ninety-seven patent family members in thirty-one countries. There has been litigation on patents covering XADAGO
See drug price trends for XADAGO.
The generic ingredient in XADAGO is safinamide mesylate. There are two drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the safinamide mesylate 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: Hong Kong Patent 1,126,477
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 BEVYXXA (betrixaban) generic drug versions launch?
Generic name: betrixaban
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 08, 2026
Generic Entry Controlled by: Hong Kong Patent 1,134,031
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 BYDUREON (exenatide synthetic) generic drug versions launch?
Generic name: exenatide synthetic
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 28, 2026
Generic Entry Controlled by: Hong Kong Patent 1,127,359

This drug has three hundred and forty-six patent family members in forty-eight countries. There has been litigation on patents covering BYDUREON
See drug price trends for BYDUREON.
The generic ingredient in BYDUREON is exenatide synthetic. There are seven drug master file entries for this API. Two suppliers are listed for this generic product. Additional details are available on the exenatide synthetic 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: Hong Kong Patent 1,134,483

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 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: Hong Kong Patent 1,173,980
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: Hong Kong Patent 1,130,814
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 21, 2025
Generic Entry Controlled by: Hong Kong Patent 1,124,043
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: Hong Kong Patent 1,119,559
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 TRADJENTA (linagliptin) generic drug versions launch?
Generic name: linagliptin
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: May 04, 2026
Generic Entry Controlled by: Hong Kong Patent 1,130,442

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: Hong Kong Patent 1,172,549

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: Hong Kong Patent 1,126,975
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: Hong Kong Patent 1,131,331

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 VAFSEO (vadadustat) generic drug versions launch?
Generic name: vadadustat
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: June 26, 2026
Generic Entry Controlled by: Hong Kong Patent 1,129,369
VAFSEO is a drug marketed by Akebia. There are thirteen patents protecting this drug.
This drug has two hundred and fifty-eight patent family members in forty-eight countries. There has been litigation on patents covering VAFSEO
The generic ingredient in VAFSEO is vadadustat. One supplier is listed for this generic product. Additional details are available on the vadadustat profile page.
When can VYKAT XR (diazoxide choline) generic drug versions launch?
Generic name: diazoxide choline
DrugPatentWatch® Estimated Patent Expiration / Generic Entry Opportunity Date: December 20, 2026
Generic Entry Controlled by: Hong Kong Patent 1,117,078
VYKAT XR is a drug marketed by Soleno Therap. There are six patents protecting this drug.
This drug has seventy-eight patent family members in twenty-two countries.
The generic ingredient in VYKAT XR is diazoxide choline. There are five drug master file entries for this API. One supplier is listed for this generic product. Additional details are available on the diazoxide choline profile page.
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