The present invention is directed to compounds, compositions and methods for treating or preventing cancer and viral infections, in particular, HIV and HBV, in human patients or other animal hosts. The compounds are certain 6-substituted-2-amino-purine dioxolane monophosphates or phosphonates, and pharmaceutically acceptable, salts, prodrugs, and other derivatives thereof.
本发明涉及用于治疗或预防癌症和病毒感染,特别是HIV和HBV,在人类患者或其他动物宿主中的化合物、组合物和方法。这些化合物是某些6-取代-2-
氨基嘧啶二氧杂环己糖单
磷酸盐或
膦酸盐,以及其药用可接受的盐、前药和其他衍
生物。