Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
Patent
1984-12-21
1986-11-04
Roberts, Elbert L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
A61K 3156
Patent
active
046210792
ABSTRACT:
A multistage combination preparation is useful for oral contraception and comprises a surprisingly low amount of gestodene as the gestagen and comprises ethinylestradiol as the estrogen.
REFERENCES:
patent: 3957982 (1976-05-01), Lachnit-Fixson
patent: 4544554 (1985-10-01), Pasquale
Lachnit-Fixson Ursula
Unger Renate
Roberts Elbert L.
Schering Aktiengesellschaft
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