8-phenyl-6,9-dihydro-[1,2,4]triazolo[3,4-i]purin-5-one derivatives of formula (I):
or a pharmaceutically acceptable salt thereof processes for their preparation, pharmaceutical compositions containing them and their use as PDE 5 inhibitors.
8-苯基-6,9-二氢-[1,2,4]三唑[3,4-i]
嘌呤-5-酮衍
生物(I式)或其药学上可接受的盐,其制备方法,含有它们的制药组合物以及它们作为PDE 5
抑制剂的用途。