Patent ID: 7326734

Claim:
A method for treating bladder or urinary tract cancer in a human or veterinary patient, said method comprising the step of administering to the patient a therapeutically effective amount of a compound selected from the group consisting of: 4′-hydroxy-4,2′,6′-trimethoxychalcone; 2′-hydroxy-4,4′,6′-trimethoxychalcone (Flavokawain A); 2′-4-dihydroxy-4′,6′-dimethoxychalcone (Flavokawain C); 2′,4,6′-trihydroxy-4′-methoxy-3′-prenylchalcone (Xanthogalenol) 2′,6′,4-trimethoxy-4′-hydroxy-3′-prenylchalcone; and pharmaceutically acceptable salts thereof.