Abstract: 17?,21-Dihydroxypregna-4,9-diene-3,20-dione and 17?,21-dihydroxypregna-4-ene-3,20-dione 17 and/or 21 esters of having remarkable antiandrogenic activity, and the processes for the preparation thereof.
Abstract: 17?,21-Dihydroxypregna-4,9-diene-3,20-dione and 17?,21-dihydroxypregna-4-ene-3,20-dione 17 and/or 21 esters of having remarkable antiandrogenic activity, and the processes for the preparation thereof.
Abstract: Controlled-release oral pharmaceutical compositions containing as active ingredient 5-amino-salicylic acid, comprising: a) an inner lipophilic matrix consisting of substances with a melting point below 90° C. in which the active ingredient is at least partly inglobated; b) an outer hydrophilic matrix in which the lipophilic matrix is dispersed; c) optionally other excipients.
Type:
Grant
Filed:
December 13, 2001
Date of Patent:
August 10, 2004
Assignee:
Cosmo S.p.A.
Inventors:
Roberto Villa, Massimo Pedrani, Mauro Ajani, Lorenzo Fossati