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Last Updated: July 16, 2024

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ISENTRESS Drug Patent Profile


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Which patents cover Isentress, and when can generic versions of Isentress launch?

Isentress is a drug marketed by Msd Sub Merck and is included in three NDAs. There are six patents protecting this drug.

This drug has one hundred and twenty-five patent family members in forty-five countries.

The generic ingredient in ISENTRESS is raltegravir potassium. There are five drug master file entries for this compound. Nine suppliers are listed for this compound. Additional details are available on the raltegravir potassium profile page.

DrugPatentWatch® Generic Entry Outlook for Isentress

Isentress was eligible for patent challenges on October 12, 2011.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be September 11, 2029. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

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Summary for ISENTRESS
Drug patent expirations by year for ISENTRESS
Drug Prices for ISENTRESS

See drug prices for ISENTRESS

DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for ISENTRESS
Generic Entry Dates for ISENTRESS*:
Constraining patent/regulatory exclusivity:
NDA:
Dosage:
POWDER;ORAL
Generic Entry Dates for ISENTRESS*:
Constraining patent/regulatory exclusivity:
NDA:
Dosage:
TABLET, CHEWABLE;ORAL
Generic Entry Dates for ISENTRESS*:
Constraining patent/regulatory exclusivity:
NDA:
Dosage:
TABLET;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for ISENTRESS

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Unity Health TorontoPhase 2
St. Michael's Hospital, TorontoPhase 2
Canadian Institutes of Health Research (CIHR)Phase 2

See all ISENTRESS clinical trials

Pharmacology for ISENTRESS

US Patents and Regulatory Information for ISENTRESS

ISENTRESS is protected by four US patents.

Based on analysis by DrugPatentWatch, the earliest date for a generic version of ISENTRESS is ⤷  Sign Up.

This potential generic entry date is based on patent ⤷  Sign Up.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Patents protecting ISENTRESS

N-substituted hydroxypyrimidinone carboxamide inhibitors of HIV integrase
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Potassium salt of an HIV integrase inhibitor
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Pharmaceutical composition containing an anti-nucleating agent
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up
Patented Use: TREATMENT OF HIV INFECTION

Pharmaceutical formulation containing a release rate controlling composition
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up
Patented Use: TREATMENT OF HIV INFECTION

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Msd Sub Merck ISENTRESS raltegravir potassium POWDER;ORAL 205786-001 Dec 20, 2013 RX Yes Yes ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Msd Sub Merck ISENTRESS raltegravir potassium TABLET, CHEWABLE;ORAL 203045-002 Dec 21, 2011 RX Yes Yes ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Msd Sub Merck ISENTRESS raltegravir potassium TABLET, CHEWABLE;ORAL 203045-001 Dec 21, 2011 RX Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for ISENTRESS

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Msd Sub Merck ISENTRESS raltegravir potassium TABLET;ORAL 022145-001 Oct 12, 2007 ⤷  Sign Up ⤷  Sign Up
Msd Sub Merck ISENTRESS raltegravir potassium POWDER;ORAL 205786-001 Dec 20, 2013 ⤷  Sign Up ⤷  Sign Up
Msd Sub Merck ISENTRESS raltegravir potassium TABLET;ORAL 022145-001 Oct 12, 2007 ⤷  Sign Up ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for ISENTRESS

When does loss-of-exclusivity occur for ISENTRESS?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Argentina

Patent: 2034
Patent: SAL POTASICA DE UN INHIBIDOR DE LA INTEGRASA DE VIH
Estimated Expiration: ⤷  Sign Up

Patent: 1429
Patent: SAL POTÁSICA DE UN INHIBIDOR DE LA INTEGRASA DE VIH
Estimated Expiration: ⤷  Sign Up

Australia

Patent: 05311671
Patent: Potassium salt of an HIV integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Patent: 10313571
Patent: Solid pharmaceutical compositions containing an integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Austria

Patent: 18844
Estimated Expiration: ⤷  Sign Up

Patent: 34645
Estimated Expiration: ⤷  Sign Up

Brazil

Patent: 0518760
Patent: sal de potÁssio do composto, e, composiÇço farmacÊutica
Estimated Expiration: ⤷  Sign Up

Patent: 2012009857
Patent: composições farmacêuticas sólidas contendo um inibidor de integrase
Estimated Expiration: ⤷  Sign Up

Canada

Patent: 88398
Patent: SELS DE POTASSIUM D'UN INHIBITEUR D'INTEGRASE HIV (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 77937
Patent: COMPOSITIONS PHARMACEUTIQUES SOLIDES CONTENANT UN INHIBITEUR D'INTEGRASE (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

China

Patent: 1068793
Patent: Potassium salt of an HIV integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Patent: 2655752
Patent: Solid pharmaceutical compositions containing an integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Patent: 6074411
Patent: 包含整合酶抑制剂的固体药物组合物 (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Colombia

Patent: 31485
Patent: COMPOSICIONES FARMACÉUTICAS SÓLIDAS QUE CONTIENEN UN INHIBIDOR DE LA INTEGRASA
Estimated Expiration: ⤷  Sign Up

Costa Rica

Patent: 46
Patent: SAL POTASICA DE UN INHIBIDOR DE LA INTEGRASA DE VIH
Estimated Expiration: ⤷  Sign Up

Croatia

Patent: 0120066
Estimated Expiration: ⤷  Sign Up

Patent: 0211826
Estimated Expiration: ⤷  Sign Up

Cyprus

Patent: 12859
Estimated Expiration: ⤷  Sign Up

Patent: 24914
Estimated Expiration: ⤷  Sign Up

Denmark

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Eurasian Patent Organization

Patent: 2418
Patent: КАЛИЕВАЯ СОЛЬ ИНГИБИТОРА ВИЧ-ИНТЕГРАЗЫ (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITORS)
Estimated Expiration: ⤷  Sign Up

Patent: 0701204
Patent: КАЛИЕВАЯ СОЛЬ ИНГИБИТОРА ВИЧ-ИНТЕГРАЗЫ
Estimated Expiration: ⤷  Sign Up

European Patent Office

Patent: 19683
Patent: SELS DE POTASSIUM D'UN INHIBITEUR D'INTEGRASE HIV (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 19700
Patent: SEL DE POTASSIUM D'UN INHIBITEUR DE L'INTEGRASE DU VIH (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Patent: COMPOSITIONS PHARMACEUTIQUES SOLIDES CONTENANT UN INHIBITEUR D'INTÉGRASE (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 70702
Patent: COMPOSITIONS PHARMACEUTIQUES SOLIDES CONTENANT UN INHIBITEUR D'INTÉGRASE (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Georgia, Republic of

Patent: 0105086
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Hong Kong

Patent: 15011
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR HIV
Estimated Expiration: ⤷  Sign Up

Hungary

Patent: 57248
Estimated Expiration: ⤷  Sign Up

India

Patent: 77DEN2012
Estimated Expiration: ⤷  Sign Up

Israel

Patent: 3614
Patent: ANHYDROUS CRYSTALLINE POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Patent: 9369
Patent: תכשירים רוקחיים מוצקים המכילים מעכב אינטגראז (Solid pharmaceutical compositions containing an integrase inhibitor)
Estimated Expiration: ⤷  Sign Up

Japan

Patent: 05956
Estimated Expiration: ⤷  Sign Up

Patent: 22639
Estimated Expiration: ⤷  Sign Up

Patent: 08521933
Estimated Expiration: ⤷  Sign Up

Patent: 13508395
Estimated Expiration: ⤷  Sign Up

Patent: 16034962
Patent: インテグラーゼ阻害剤を含有する固形医薬組成物 (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Lithuania

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Malaysia

Patent: 4320
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Patent: 2494
Patent: SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Mexico

Patent: 5227
Patent: COMPOSICIONES FARMACEUTICAS SOLIDAS QUE CONTIENEN UN INHIBIDOR DE LA INTEGRASA. (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR.)
Estimated Expiration: ⤷  Sign Up

Patent: 07006639
Patent: SAL DE POTASIO DE UN INHIBIDOR DE LA INTEGRASA DEL VIRUS DE INMUNODEFICIENCIA HUMANA. (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR.)
Estimated Expiration: ⤷  Sign Up

Patent: 12004903
Patent: COMPOSICIONES FARMACEUTICAS SOLIDAS QUE CONTIENEN UN HINIBIDOR DE LA INTEGRASA. (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR.)
Estimated Expiration: ⤷  Sign Up

Montenegro

Patent: 985
Patent: KALIJUMOVA SO INHIBITORA HIV INTEGRAZE (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Morocco

Patent: 120
Patent: SEL DE POTASSIUM D'UN INHIBITEUR DE L'INTEGRASE DU VIH
Estimated Expiration: ⤷  Sign Up

New Zealand

Patent: 5376
Patent: Anhydrous crystalline monopotassium salt of raltegravir
Estimated Expiration: ⤷  Sign Up

Patent: 0331
Patent: Solid pharmaceutical compositions containing an integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Nicaragua

Patent: 0700138
Patent: SAL POTASICA DE UN INHIBIDOR DE LA INTEGRASA DE VIH
Estimated Expiration: ⤷  Sign Up

Norway

Patent: 8784
Estimated Expiration: ⤷  Sign Up

Patent: 073404
Estimated Expiration: ⤷  Sign Up

Peru

Patent: 061148
Patent: SAL POTASICA DE N-(4-FLUOROBENCIL)-5-HIDROXI-1-METIL-2-(1-METIL-1-{[(5-METIL-1,3,4-OXADIAZOL-2-IL)CARBONIL]AMINO}ETIL)-6-OXO-1,6-DIHIDROPIRIMIDIN-4-CARBOXAMIDA
Estimated Expiration: ⤷  Sign Up

Poland

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Portugal

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Russian Federation

Patent: 02865
Patent: ТВЕРДЫЕ ФАРМАЦЕВТИЧЕСКИЕ КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ИНГИБИТОР ИНТЕГРАЗЫ (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 12121857
Patent: ТВЕРДЫЕ ФАРМАЦЕВТИЧЕСКИЕ КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ИНГИБИТОР ИНТЕГРАЗЫ
Estimated Expiration: ⤷  Sign Up

Serbia

Patent: 197
Patent: KALIJUMOVA SO INHIBITORA HIV INTEGRAZE (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Patent: 600
Patent: ČVRSTE FARMACEUTSKE KOMPOZICIJE KOJE SADRŽE INHIBITOR INTEGRAZE (SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Slovenia

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

South Africa

Patent: 0704130
Patent: Protassium salt of an HIV integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Patent: 1203012
Patent: SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTERGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

South Korea

Patent: 1350420
Estimated Expiration: ⤷  Sign Up

Patent: 1835893
Estimated Expiration: ⤷  Sign Up

Patent: 070089990
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Patent: 120102063
Patent: SOLID PHARMACEUTICAL COMPOSITIONS CONTAINING AN INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Patent: 130122031
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Spain

Patent: 70136
Estimated Expiration: ⤷  Sign Up

Patent: 75788
Estimated Expiration: ⤷  Sign Up

Patent: 98348
Estimated Expiration: ⤷  Sign Up

Taiwan

Patent: 44463
Estimated Expiration: ⤷  Sign Up

Patent: 0631944
Patent: Potassium salt of an HIV integrase inhibitor
Estimated Expiration: ⤷  Sign Up

Tunisia

Patent: 07215
Patent: POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR
Estimated Expiration: ⤷  Sign Up

Ukraine

Patent: 884
Patent: БЕЗВОДНАЯ КРИСТАЛЛИЧЕСКАЯ КАЛИЕВАЯ СОЛЬ ИНГИБИТОРА ВИЧ-ИНТЕГРАЗЫ;БЕЗВОДНА КРИСТАЛІЧНА КАЛІЄВА СІЛЬ ІНГІБІТОРА ВІЛ-ІНТЕГРАЗИ (POTASSIUM SALT OF AN HIV INTEGRASE INHIBITOR)
Estimated Expiration: ⤷  Sign Up

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering ISENTRESS around the world.

Country Patent Number Title Estimated Expiration
Australia 2002334207 ⤷  Sign Up
Hungary 230248 N-szubsztituált hidroxipirimidinon-karboxamid HIV-integráz inhibitorok (N-substituted hydroxypyrimidinone carboxamide inhibitors of hiv integrase) ⤷  Sign Up
Russian Federation 2012121857 ТВЕРДЫЕ ФАРМАЦЕВТИЧЕСКИЕ КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ИНГИБИТОР ИНТЕГРАЗЫ ⤷  Sign Up
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for ISENTRESS

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
1441735 91428 Luxembourg ⤷  Sign Up PRODUCT NAME: RALTEGRAVIR (ISENTRESS ); AUTHORISATION NUMBER AND DATE: EU/1/07/436/01 20080102
1441735 319 Finland ⤷  Sign Up
1441735 C 2008 008 Romania ⤷  Sign Up PRODUCT NAME: N-(2-(4-(4-FLUOROBENZILCARBAMOIL)-5-HIDROXI-1-METIL-6-OXO-1,6-DIHIDROPIRIMIDIN-2-IL)PROPAN-2+IL)-5-METIL-1,3,4-OXADIAZOL-2-CARBOXAMIDA - RALTEGRAVIR SAU O SARE ACCEPTABILAFARMACEUTIC A ACESTUIA, INSPECIAL SAREA DE POTASIU; NATIONAL AUTHORISATION NUMBER: EMEA EU/1/07/436/001, EMEA EU/1/07/436/002; DATE OF NATIONAL AUTHORISATION: 20071220; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EMEA EU/1/07/436/001, EMEA EU/1/07/436/002; DATE OF FIRST AUTHORISATION IN EEA: 20071220
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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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. 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.