Patent ID: 6352996
Filing Date: 2002-03-05
Classification: A61K,A61P

Abstract:
A liposomal prodrug comprising an active component and a liposomal delivery system for delivering said active component, said delivery system comprising a liposome, a micelle and/or a lipid membrane receptacle, which restrains said active component, said active component comprising a compound of the formula: wherein R1 is a C2-C4 alkyl group, a C6-C15 alkyl group, a C3-C8 cycloalkyl group, a C2-C15 alkenyl group or a C2-C15 epoxy group when R2 is H; and R1 is a C1-C15 alkyl group, a C3-C8 cycloalkyl group, a C2-C15 alkenyl group or a C2-C15 epoxy group when R2 is NH2 or NO2.