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Serving hundreds of leading biopharmaceutical companies globally:

Cantor Fitzgerald
US Army
Farmers Insurance
Covington
Harvard Business School
Baxter
Colorcon
Merck
Julphar

Generated: May 26, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,908,638

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Summary for Patent: 5,908,638
Title: Pharmaceutical compositions of conjugated estrogens and methods for their use
Abstract:This invention relates to novel pharmaceutical compositions and methods for their preparation containing conjugated estrogens for the treatment of peri-menopausal, menopausal and post-menopausal disorders in women. The novel pharmaceutical compositions comprise a carrier base material and conjugated estrogens formed into a solid unit dosage form possessing a regular incremental release of the medicament upon oral administration. Further, the invention comprises the combination of conjugated estrogens with progestogens in a solid, shaped dosage unit. Specifically, the invention comprises the use of an organic excipient such as high molecular weight hydroxyalkyl alkylcelluloses. The use of an organic excipient such as hydroxypropylmethylcellulose in a stable, solid dosage formulation containing either conjugated estrogens alone or in combination with a progestogen is described.
Inventor(s): Huber; Harold Eugene (Cincinnati, OH), Ryan; Mary Katherine (Mainville, OH)
Assignee: Duramed Pharmaceuticals, Inc. (Cincinnati, OH)
Application Number:08/690,407
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 5,908,638
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;

Drugs Protected by US Patent 5,908,638

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:

Baxter
Covington
McKesson
Fish and Richardson
Cerilliant
McKinsey
Healthtrust
QuintilesIMS
AstraZeneca

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