Patent ID: 7838555

Claim:
A method for the treatment of a subject with acne vulgaris , said method comprising administering to said subject a symptom-ameliorating effective amount of a chemical agent, which chemical agent is an ingenane having the formula of formulae VI: wherein: R 24 , R 25 and R 26 are independently selected from hydrogen, hydroxy, OR 27 and X(C═X)R 29 where X is oxygen; each R 27 is independently selected from branched or straight chained C 1 -C 20 alkyl, C 1 -C 20 arylalkyl, C 3 -C 8 cycloalkyl, C 6 -C 14 aryl, branched or straight chained C 2 -C 10 alkenyl, branched or straight chained C 2 -C 10 alkynyl, C 1 -C 10 alkoxyalkyl, C 1 -C 10 haloalkyl, dihaloalkyl, trihaloalkyl, haloalkoxy, and C 1 -C 10 alkyl which is substituted by CN; and each R 29 is independently R 27 .