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Patent: 5,569,652

Summary for Patent: 5,569,652

Title: Dihydrospirorenone as an antiandrogen
Abstract:Dihydrospirorenone, ##STR1## preferably together with an estrogen, can be used for the production of a pharmaceutical agent suitable for treatment of hormonal irregularities during premenopause (menstruation stabilization), for hormonal substitution therapy during menopause, for treatment of androgen-induced disorders and/or for contraception.
Inventor(s): Beier; Sybille (Berlin, DE), Elger; Walter (Berlin, DE), Nishino; Yukishige (Berlin, DE), Wiechert; Rudolf (Berlin, DE)
Assignee: Schering Aktiengesellschaft (Berlin, DE)
Application Number:08/162,387
Patent Claim Types:
see list of patent claims
Use;
Patent PDF download available with subscription

Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Bayer Hlthcare
YASMIN
drospirenone; ethinyl estradiol
TABLET;ORAL-28021098May 11, 2001RXYes5,569,652<disabled>PREVENTION OF PREGNANCY
Bayer Hlthcare
YAZ
drospirenone; ethinyl estradiol
TABLET;ORAL021676Mar 16, 2006RXYes5,569,652<disabled>PREVENTION OF PREGNANCY
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Foreign Priority and PCT Information for Patent: 5,569,652

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany39 16 112.9May 16, 1989

International Patent Family for Patent: 5,569,652

Country Document Number Publication Date
South Africa9003754Feb 27, 1991
Portugal94038Jan 08, 1991
Netherlands300221Apr 03, 2006
Luxembourg91065Mar 30, 2004
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