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Generated: December 15, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,571,817

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Summary for Patent: 5,571,817

Title: Methods of treating androgenic alopecia with finasteride [17.beta.-N-mono-substituted-carbamoyl-4-aza-5-.alpha.-androst-1-en-ones]
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.
Inventor(s): Rasmusson; Gary H. (Watchung, NJ), Reynolds; Glenn F. (Westfield, NJ)
Assignee: Merck & Co., Inc. (Rahway, NJ)
Application Number:08/094,815
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International Patent Family for Patent: 5,571,817

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria46912► Subscribe
Austria67503► Subscribe
Austria78827► Subscribe
Australia2748192► Subscribe
Australia3313589► Subscribe
Australia3916785► Subscribe
Australia584321► Subscribe
Australia6116990► Subscribe
Australia626293► Subscribe
Australia651741► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
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