17.beta.-hydroxy-17.alpha.-methyl-5.alpha.-androstano[3,2-c]pyra

Details 17.beta.-hydroxy-17.alpha.-methyl-5.alpha.-androstano[3,2-c]pyra 17.beta.-hydroxy-17.alpha.-methyl-5.alpha.-androstano[3,2-c]pyra

1980-04-16

1986-04-29

Roberts, Elbert L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Cyclopentanohydrophenanthrene ring system doai

A61K 3158

Patent

active

045857652

ABSTRACT:
17.beta.-Hydroxy-17.alpha.-methyl-5.alpha.-androstano[3,2-c]pyrazole 17-methyl ether is a very potent reversible male contraceptive which has a very low degree of androgenic side effects. Upon cessation of administration fertility promptly returns.

REFERENCES:
patent: 3704295 (1972-11-01), Clinton
patent: 3980638 (1976-09-01), Babcock et al.

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