Patent ID: 7285294

Claim:
A method for inhibiting hair growth comprising: administering a therapeutically effective amount of a topical formulation including at least one herb extract selected from the group consisting of (i) herb extracts of above-ground parts of Houttuynia ( Houttuynia cordata Thunb.), in the flowering season with an extracting solvent and (ii) herb extracts of root and stem of Japanese Coptis ( Coptis japonica Makino), wherein the at least one herb extract is prepared by extracting the Houttuynia and the Japanese Coptis with an extracting solvent wherein the extracting solvent is independently one or more of water, methanol, ethanol, propylene glycol, 1,3-butylene glycol, glycerin, aqueous alcohols, chloroform, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, and hexane.