.

Pharmaceutical Business Intelligence

  • Anticipate P&T budget requirements
  • Evaluate market entry opportunities
  • Find generic sources and suppliers
  • Predict branded drug patent expiration

► Plans and Pricing

Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

DrugPatentWatch Database Preview

Details for Patent: 5,759,577

« Back to Dashboard

Details for Patent: 5,759,577

Title: Controlled release of steroids from sugar coatings
Abstract:A compressed medicinal tablet comprising a tablet core and a sugar coating, said sugar coating containing a dose of a hormonal steroid and a steroid release rate controlling amount of microcrystalline cellulose.
Inventor(s): Barcomb; Reginald J. (Mooers Forks, NY)
Assignee: American Home Products Corporation (Madison, NJ)
Filing Date:Apr 24, 1996
Application Number:08/637,139
Claims:1. In a pharmaceutical tablet comprising an internal compressed core and an external sugar coating, wherein said compressed core optionally contains no pharmacologically-active agent or one or more non-steroidal, pharmacologically-active agents that are conventionally administered in conjunction with a hormonal steroid, the improvement which comprises the incorporation of a hormonal steroid and a hormonal steroid release rate controlling amount of micro-crystalline cellulose in said sugar coating.

2. In a pharmaceutical tablet comprising a non-medicated, compressed core and a sugar coating, the improvement comprising incorporating a hormonal steroid and a hormonal steroid release rate controlling amount of microcrystalline cellulose in said sugar coating.

3. A pharmaceutical tablet of claim 1, in which said sugar present in said coating composition is sucrose.

4. A pharmaceutical tablet of claim 1 in which said hormonal steroid present in said sugar coating is medroxyprogesterone acetate, levonorgestrel, gestodene, medrogestone, estradiol, estriol, ethinylestradiol, mestranol, estrone, dienestrol, hexestrol, diethylstilbestrol, progesterone, desogestrel, norgestimate, hydroxyprogesterone, norethindrone, norethindone acetate, norgestrel, megestrol acetate, methyltestosterone, ethylestrenol, methandienone, oxandrolone, trimegestone or dienogest.

5. A pharmaceutical tablet of claim 1 in which said sugar coating comprises sucrose, from about 0.1% to about 3% microcrystalline cellulose, by weight, polyvinylpyrrolidone in an amount of from 0 to about 5% by weight and a hormonal steroid in an amount of from about 0.1 to about 20% by weight.

6. A pharmaceutical tablet of claim 1 in which said sugar coat contains an estrogenic steroid and a progestogenic steroid.
« Back to Dashboard

For more information try a trial or see the database preview and plans and pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

`abc