Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1993-07-20
1996-11-05
O'Sullivan, Peter
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 77, A61K 3144
Patent
active
055718175
ABSTRACT:
17.beta.-N-monosubstituted-carbamoyl-4-5.alpha.-androst-1-en-3-ones of the formula ##STR1## wherein R.sup.1 is selected from hydrogen, methyl and ethyl and R.sup.2 is a branched chain alkyl of from 3-12 carbons, and R', R", R'" are hydrogen or methyl are active as testosterone 5.alpha.-reductase inhibitors and thus are useful topically for treatment of androgenic alopecia.
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Rasmusson Gary H.
Reynolds Glenn F.
Merck & Co. , Inc.
North Robert J.
O'Sullivan Peter
Quagliato Carol S.
Winokur Melvin
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