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Serving 500+ biopharmaceutical companies globally:

Novartis
Healthtrust
Merck
Medtronic
US Department of Justice
Johnson and Johnson
Daiichi Sankyo
Argus Health
Citi
Chubb

Generated: August 24, 2017

DrugPatentWatch Database Preview

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Which drugs does patent 6,485,748 protect, and when does it expire?


Patent ► Subscribe protects ALTOPREV and is included in one NDA.

Summary for Patent: ► Subscribe

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;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Covis Pharma Bv
ALTOPREV
lovastatin
TABLET, EXTENDED RELEASE;ORAL021316-001Jun 26, 2002DISCNNoNo► Subscribe► SubscribeY
Covis Pharma Bv
ALTOPREV
lovastatin
TABLET, EXTENDED RELEASE;ORAL021316-002Jun 26, 2002RXYesNo► Subscribe► SubscribeY
Covis Pharma Bv
ALTOPREV
lovastatin
TABLET, EXTENDED RELEASE;ORAL021316-003Jun 26, 2002RXYesNo► Subscribe► SubscribeY
Covis Pharma Bv
ALTOPREV
lovastatin
TABLET, EXTENDED RELEASE;ORAL021316-004Jun 26, 2002RXYesYes► Subscribe► SubscribeY
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Serving 500+ biopharmaceutical companies globally:

McKesson
Colorcon
Boehringer Ingelheim
Baxter
Healthtrust
Johnson and Johnson
Fuji
Merck
Harvard Business School
US Army

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