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Last Updated: March 29, 2024

Details for Patent: 9,649,311


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Which drugs does patent 9,649,311 protect, and when does it expire?

Patent 9,649,311 protects ISENTRESS HD and is included in one NDA.

Protection for ISENTRESS HD has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has thirty-three patent family members in twenty-six countries.

Summary for Patent: 9,649,311
Title:Solid pharmaceutical compositions containing an integrase inhibitor
Abstract: Compressed tablets for oral administration containing raltegravir in the form of a pharmaceutically acceptable salt are described. The tablets comprise: (A) an intragranular component comprising (i) an effective amount of an alkali metal salt of raltegravir, (ii) optionally a first superdisintegrant, and (iii) a binder; and (B) an extragranular component comprising (i) a second superdisintegrant, (ii) a filler, and (iii) a lubricant. Methods for preparing the tablets and the use of the tablets, optionally in combination with other anti-HIV agents, for the inhibition of HIV integrase, for the treatment or prophylaxis of HIV infection, or for the treatment, delay in the onset, or prophylaxis of AIDS are also described.
Inventor(s): Mahjour; Majid (Schwenksville, PA), Li; Feng (Dresher, PA), Ma; Decheng (Souderton, PA), Sotthivirat; Sutthilug (Lansdale, PA)
Assignee: Merck Sharp & Dohme Corp. (Rahway, NJ)
Application Number:13/503,939
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Compound; Process; Dosage form;

Drugs Protected by US Patent 9,649,311

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Msd Sub Merck ISENTRESS HD raltegravir potassium TABLET;ORAL 022145-002 May 26, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 9,649,311

PCT Information
PCT FiledOctober 21, 2010PCT Application Number:PCT/US2010/053507
PCT Publication Date:May 05, 2011PCT Publication Number: WO2011/053504

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