Expiring Drug Patents Cheat Sheet
We analyse the patents covering drugs in 134 countries and quickly give you the likely loss-of-exclusivity/generic entry date

Generic name: simeprevir sodium
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: July 29, 2025
Generic Entry Controlled by: Serbia Patent 54,473
Patent Title: INTERMEDIJARI ZA DOBIJANJE MAKROCIKLIČNIH INHIBITORA VIRUSA HEPATITISA C (INTERMEDIATES FOR THE PREPARATION OF MACROCYCLIC INHIBITORS OF HEPATITIS C VIRUS)

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.

Generic name: pregabalin
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: November 02, 2025
Generic Entry Controlled by: Serbia Patent 20,080,181
Patent Title: ČVRSTE FARMACEUTSKE KOMPOZICIJE KOJE SADRŽE PREGABALIN SREDSTVO ZA FORMIRANJE MATRIKSA I SREDSTVO ZA BUBRENJE (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING PREGABALIN, A MATRIX FORMING AGENT AND A SWELLING AGENT)

LYRICA CR is a drug marketed by Upjohn. There are three patents protecting this drug and four Paragraph IV challenges. Six tentatively approved generics are ready to enter the market.

This drug has thirty-seven patent family members in thirty-three countries.

See drug price trends for LYRICA CR.

The generic ingredient in LYRICA CR is pregabalin. There are forty-one drug master file entries for this API. Fifty-four suppliers are listed for this generic product. Additional details are available on the pregabalin profile page.

Generic name: selumetinib sulfate
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: December 21, 2025
Generic Entry Controlled by: Serbia Patent 52,843
Patent Title: NOVA SO VODONIK SULFATA (NOVEL HYDROGEN SULFATE SALT)

KOSELUGO is a drug marketed by Astrazeneca. There are six patents protecting this drug.

This drug has one hundred and ninety-eight patent family members in forty-four countries.

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.

Generic name: amlodipine besylate; perindopril arginine
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: February 28, 2026
Generic Entry Controlled by: Serbia Patent 54,754
Patent Title: KRISTALNI OBLIK ARGININSKE SOLI PERINDOPRILA, POSTUPAK NJENE PROIZVODNJE I FARMACEUTSKE SMEŠE KOJE JE SADRŽE (CRYSTALLINE FORM OF THE ARGININE SALT OF PERINDOPRIL, PROCESS FOR PREPARING IT, AND PHARMACEUTICAL COMPOSITIONS COMPRISING IT)

PRESTALIA is a drug marketed by Adhera. There is one patent protecting this drug and one Paragraph IV challenge.

This drug has thirty patent family members in twenty-seven countries. There has been litigation on patents covering PRESTALIA

The generic ingredient in PRESTALIA is amlodipine besylate; perindopril arginine. There are fifty drug master file entries for this API. Additional details are available on the amlodipine besylate; perindopril arginine profile page.

Generic name: florbetapir f-18
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: March 30, 2026
Generic Entry Controlled by: Serbia Patent 56,171
Patent Title: DERIVATI STIRILPIRIDINA I NJIHOVA UPOTREBA ZA VEZIVANJE I IMIDŽING AMILOIDNIH PLAKOVA (STYRYLPYRIDINE DERIVATIVES AND THEIR USE FOR BINDING AND IMAGING AMYLOID PLAQUES)

AMYVID is a drug marketed by Avid Radiopharms Inc. There are two patents protecting this drug.

This drug has fifty-one patent family members in thirty-three countries.

The generic ingredient in AMYVID is florbetapir f-18. One supplier is listed for this generic product. Additional details are available on the florbetapir f-18 profile page.

Generic name: vortioxetine hydrobromide
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: June 16, 2026
Generic Entry Controlled by: Serbia Patent 52,205
Patent Title: 1-[2-(2,4-DIMETILFENILSULFANIL)-FENIL]PIPERAZIN KAO JEDINJENJE SA KOMBINOVANOM AKTIVNOŠĆU PONOVNOG UZIMANJA SEROTONINA, 5-HT3 I 5-HT1A, ZA TRETMAN KOGNITIVNIH OŠTEĆENJA (1-[2-(2,4-DIMETHYLPHENYLSULFANYL)-PHENYL]PIPERAZINE AS A COMPOUND WITH COMBINED SEROTONIN REUPTAKE, 5-HT3 AND 5-HT1A ACTIVITY FOR THE TREATMENT OF COGNITIVE IMPAIRMENT)

TRINTELLIX is a drug marketed by Takeda Pharms Usa. There are ten patents protecting this drug and one Paragraph IV challenge. Two tentatively approved generics are ready to enter the market.

This drug has two hundred and sixteen 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.

Generic name: safinamide mesylate
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: June 19, 2026
Generic Entry Controlled by: Serbia Patent 55,464
Patent Title: 2-[4-(3- I 2 FLUORBENZILOKSI) BENZILAMINO] PROPANAMIDI VISOKOG STEPENA ČISTOĆE ZA UPOTREBU KAO LEKOVI I FARMACEUTSKI PREPARATI KOJI IH SADRŽE (HIGH PURITY DEGREE 2-[4-(3- AND 2-FLUOROBENZYLOXY)BENZYLAMINO]PROPANAMIDES FOR USE AS MEDICAMENTS AND PHARMACEUTICAL FORMULATIONS CONTAINING THEM)

XADAGO is a drug marketed by Mdd Us. There are three patents protecting this drug.

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.

Generic name: methotrexate
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: July 21, 2026
Generic Entry Controlled by: Serbia Patent 51,688
Patent Title: KONCENTROVANI RASTVORI METOTREKSATA (CONCENTRATED METHOTREXATE SOLUTIONS)

RASUVO is a drug marketed by Medexus. There is one patent protecting this drug.

This drug has twenty-nine patent family members in twenty-one countries. There has been litigation on patents covering RASUVO

See drug price trends for RASUVO.

The generic ingredient in RASUVO is methotrexate. There are twenty drug master file entries for this API. Four suppliers are listed for this generic product. Additional details are available on the methotrexate profile page.

Generic name: simeprevir sodium
DrugPatentWatch^® Estimated Key Patent Expiration / Generic Entry Date: July 28, 2026
Generic Entry Controlled by: Serbia Patent 51,743
Patent Title: MAKROCIKLIČKI INHIBITORI VIRUSA HEPATITISA C (MACROCYCLIC INHIBITORS OF HEPATITIS C VIRUS)

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.