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Serving hundreds of leading biopharmaceutical companies globally:

Fuji
McKesson
Boehringer Ingelheim
Julphar
Accenture
Mallinckrodt
Queensland Health
Colorcon
US Army

Generated: June 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,419,958

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Summary for Patent: 6,419,958
Title: Extended release formulation of venlafaxine hydrochloride
Abstract:This invention relates to a 24 hour extended release dosage formulation and unit dosage form thereof of venlafaxine hydrochloride, an antidepressant, which provides better control of blood plasma levels than conventional tablet formulations which must be administered two or more times a day and further provides a lower incidence of nausea and vomiting than the conventional tablets. More particularly, the invention comprises an extended release formulation of venlafaxine hydrochloride comprising a therapeutically effective amount of venlafaxine hydrochloride in spheroids comprised of venlafaxine hydrochloride, microcrystalline cellulose and, optionally, hydroxypropylmethylcellulose coated with a mixture of ethyl cellulose and hydroxypropylmethylcellulose.
Inventor(s): Sherman; Deborah M. (Plattsburgh, NY), Clark; John C. (Peru, NY), Lamer; John U. (St. Albans, VT), White; Steven A. (Champlain, NY)
Assignee: Wyeth (Madison, NJ)
Application Number:09/884,412
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,419,958
Patent Claim Types:
see list of patent claims
Use; Formulation;

Drugs Protected by US Patent 6,419,958

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Serving hundreds of leading biopharmaceutical companies globally:

Daiichi Sankyo
Federal Trade Commission
AstraZeneca
McKesson
QuintilesIMS
Accenture
Farmers Insurance
Fish and Richardson
Baxter

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