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Serving hundreds of leading biopharmaceutical companies globally:

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Fuji
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Chinese Patent Office

Generated: May 27, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,485,748

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Summary for Patent: 6,485,748
Title: Once daily pharmaceutical tablet having a unitary core
Abstract:A controlled release tablet is disclosed which comprises: (a) a homogeneous compressed core which comprises: (i) a medicament which is very slightly soluble to practically insoluble in water at 25.degree. C.; (ii) a water soluble osmotic compound (iii) one or more osmotic polymers; and (b) a membrane coating which completely covers said core tablet which comprises a mixture of a: (i) a water insoluble pharmaceutically acceptable polymer; and (ii) a pH dependent polymer such as an enteric coating polymer, the weight ratio of the pH dependent polymer to the water insoluble pharmaceutically acceptable polymer being 0.1:1 to 0.75:1. A controlled release tablet which comprises: (a) a medicament (a) a homogeneous compressed core which comprises: (i) a medicament; (ii) a water soluble osmotic compound (iii) one or more osmotic polymers; and (b) a membrane coating which completely covers said core tablet which comprises a mixture of: (i) a water insoluble pharmaceutically acceptable polymer; and (ii) an enteric polymer.
Inventor(s): Chen; Chih-Ming (Davie, FL), Chou; Joseph C. H. (Coral Springs, FL)
Assignee: Andrx Pharmaceuticals, Inc. (Davie, FL)
Application Number:08/990,129
Patent Claim Types:
see list of patent claims
Compound; Dosage form;

Drugs Protected by US Patent 6,485,748

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:

Express Scripts
McKesson
US Army
Queensland Health
UBS
Covington
Healthtrust
Baxter
Daiichi Sankyo

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