Patent ID: 6140329
Filing Date: 2000-10-31
Classification: A61K,A61P

Abstract:
A method for the treatment of erectile dysfunction in a male animal comprising administration of a compound of formula (I): ##STR6## and salts and solvates thereof, in which: R.sup.0 represents hydrogen, halogen or C.sub.1-6 alkyl;R.sup.1 represents hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, haloC.sub.1-6 alkyl, C.sub.3-8 cycloalkyl, C.sub.3-8 cycloalkyl-C.sub.1-3 alkyl, arylC.sub.1-3 alkyl or heteroarylC.sub.1-3 alkyl;R.sup.2 represents an optionally substituted mono-cyclic aromatic ring selected from benzene, thiophene, furan and pyridine or an optionally substituted bicyclic ring ##STR7## attached to the rest of the molecule via one of the benzene ring carbon atoms and wherein the fused ring A is a 5- or 6-membered ring which may be saturated or partially or fully unsaturated and comprises carbon atoms and optionally one or two heteroatoms selected from oxygen, sulphur and nitrogen; andR.sup.3 represents hydrogen or C.sub.1-3 alkyl, or R.sup.1 and R.sup.3 together represent a 3- or 4-membered alkyl or alkenyl chain.