Patent ID: 6500860
Filing Date: 2002-12-31
Classification: A61K,A61P

Abstract:
A contraceptive composition comprising(a) a spermicidal agent comprising an organometallic cyclopentadienyl vanadium IV complex selected from the group consisting of bis(methylcyclopentadienyl)vanadium dichloride, vanadocene diazide, vanadocene dicyanide, vanadocene diselenocyanate, vanadocene ditriflate, vanadocene monochloro oxycyanate, vanadocene monochloroacetonitrilo tetrachloro ferrate, vanadocene acetylacetonato monotriflate, vanadocene bipyridino ditriflate, vanadocene hexafluoro acetylacetonato monotriflate, vanadocene acethydroxamato monotriflate, and vanadocene N-phenyl benzohydroxamato monotriflate, wherein the spermicidal agent is present in a spermicidal effective unit dosage of 0.1 to 1 mg per kg body weight of a mammal; and (b) a pharmaceutically acceptable carrier, diluent, or vehicle for intravaginal placement of the spermicidal agent.