US Patent 11801243 Bromodomain inhibitors for androgen receptor-driven cancers

Methods for treating certain androgen receptor-positive forms of cancer using inhibitors of the CREB binding protein bromodomain are disclosed. In some methods, the AR-positive forms of cancer may be breast cancer, including triple negative forms, hormone receptor positive forms, and HER2-positive forms. In other methods, the AR-positive forms of cancer may be prostate cancer, including metastatic castration resistant prostate cancer. In some embodiments, methods of treating prostate cancer comprise the step of administering to a patient in need thereof the compound (1R,3R)-3-[(7S)-2-[(R)-(5-fluoro-2-methoxyphenyl)(hydroxy)methyl]-6-(methoxycarbonyl)-7-methyl-3H,6H,7H,8H,9H-imidazo[4,5-f]quinolin-3-yl]cyclohexane-1-carboxylic acid, or a pharmaceutically acceptable salt thereof.