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Last Updated: June 2, 2024

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ISENTRESS Drug Patent Profile


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When do Isentress patents expire, 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
Canadian Institutes of Health Research (CIHR)Phase 2
Unity Health TorontoPhase 2
St. Michael's Hospital, TorontoPhase 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 POWDER;ORAL 205786-001 Dec 20, 2013 ⤷  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
Estimated Expiration: ⤷  Sign Up

Patent: 1429
Estimated Expiration: ⤷  Sign Up

Australia

Patent: 05311671
Estimated Expiration: ⤷  Sign Up

Patent: 10313571
Estimated Expiration: ⤷  Sign Up

Austria

Patent: 18844
Estimated Expiration: ⤷  Sign Up

Patent: 34645
Estimated Expiration: ⤷  Sign Up

Brazil

Patent: 0518760
Estimated Expiration: ⤷  Sign Up

Patent: 2012009857
Estimated Expiration: ⤷  Sign Up

Canada

Patent: 88398
Estimated Expiration: ⤷  Sign Up

Patent: 77937
Estimated Expiration: ⤷  Sign Up

China

Patent: 1068793
Estimated Expiration: ⤷  Sign Up

Patent: 2655752
Estimated Expiration: ⤷  Sign Up

Patent: 6074411
Estimated Expiration: ⤷  Sign Up

Colombia

Patent: 31485
Estimated Expiration: ⤷  Sign Up

Costa Rica

Patent: 46
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
Estimated Expiration: ⤷  Sign Up

Patent: 0701204
Estimated Expiration: ⤷  Sign Up

European Patent Office

Patent: 19683
Estimated Expiration: ⤷  Sign Up

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Patent: 70702
Estimated Expiration: ⤷  Sign Up

Georgia, Republic of

Patent: 0105086
Estimated Expiration: ⤷  Sign Up

Hong Kong

Patent: 15011
Estimated Expiration: ⤷  Sign Up

Hungary

Patent: 57248
Estimated Expiration: ⤷  Sign Up

India

Patent: 77DEN2012
Estimated Expiration: ⤷  Sign Up

Israel

Patent: 3614
Estimated Expiration: ⤷  Sign Up

Patent: 9369
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
Estimated Expiration: ⤷  Sign Up

Lithuania

Patent: 93312
Estimated Expiration: ⤷  Sign Up

Malaysia

Patent: 4320
Estimated Expiration: ⤷  Sign Up

Patent: 2494
Estimated Expiration: ⤷  Sign Up

Mexico

Patent: 5227
Estimated Expiration: ⤷  Sign Up

Patent: 07006639
Estimated Expiration: ⤷  Sign Up

Patent: 12004903
Estimated Expiration: ⤷  Sign Up

Montenegro

Patent: 985
Estimated Expiration: ⤷  Sign Up

Morocco

Patent: 120
Estimated Expiration: ⤷  Sign Up

New Zealand

Patent: 5376
Estimated Expiration: ⤷  Sign Up

Patent: 0331
Estimated Expiration: ⤷  Sign Up

Nicaragua

Patent: 0700138
Estimated Expiration: ⤷  Sign Up

Norway

Patent: 8784
Estimated Expiration: ⤷  Sign Up

Patent: 073404
Estimated Expiration: ⤷  Sign Up

Peru

Patent: 061148
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
Estimated Expiration: ⤷  Sign Up

Patent: 12121857
Estimated Expiration: ⤷  Sign Up

Serbia

Patent: 197
Estimated Expiration: ⤷  Sign Up

Patent: 600
Estimated Expiration: ⤷  Sign Up

Slovenia

Patent: 19700
Estimated Expiration: ⤷  Sign Up

Patent: 93312
Estimated Expiration: ⤷  Sign Up

South Africa

Patent: 0704130
Estimated Expiration: ⤷  Sign Up

Patent: 1203012
Estimated Expiration: ⤷  Sign Up

South Korea

Patent: 1350420
Estimated Expiration: ⤷  Sign Up

Patent: 1835893
Estimated Expiration: ⤷  Sign Up

Patent: 070089990
Estimated Expiration: ⤷  Sign Up

Patent: 120102063
Estimated Expiration: ⤷  Sign Up

Patent: 130122031
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
Estimated Expiration: ⤷  Sign Up

Tunisia

Patent: 07215
Estimated Expiration: ⤷  Sign Up

Ukraine

Patent: 884
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
Japan 2013063999 PHARMACEUTICAL COMPOSITION CONTAINING ANTI-NUCLEATING AGENT ⤷  Sign Up
Israel 161337 N-SUBSTITUTED HYDROXYPYRIMIDINONE CARBOXAMIDE INHIBITORS OF HIV INTEGRASE ⤷  Sign Up
South Korea 100862879 ⤷  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 319 Finland ⤷  Sign Up
1441735 PA2008 007, C1441735 Lithuania ⤷  Sign Up PRODUCT NAME: RALTEGRAVIRUM; REGISTRATION NO/DATE: EU/1/07/436/001-002 20071220
1441735 C200800017 Spain ⤷  Sign Up PRODUCT NAME: RALTEGRAVIR; NATIONAL AUTHORISATION NUMBER: UE/1/07/436/001-002; DATE OF AUTHORISATION: 20071220; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): UE/1/07/436/001-002; 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.