??? ??? ?? ??? ?? ??? ????? ????? ?????? ?????. ??? ??? ??? ??? ?? ? ??? ???? ?? ??? ??? ??????.????? ???? ???? ????????. ?????? ???? ? ? ???? ???? ??? ??? ?? ?? ?? ??????.?? ??? ???? ???? ???? ??? ????. ???? ????? ????? ?? ??? ????.?? ??, ??, ??? ?? ??(????) ?? ???, ?????? ?? ???? ?? ??? ???.?????? ??? ??? ?????. ???? ???? ???? ?? ?? ??? ???. ????

??? ?? ?? ??? ?? ?? ?? ?? ?? ??? ?? ?? - ??? ?? ?? - ?? ?? ??Manufacture and sale of sildenafil citrate medicine known as "generic Viagra" is frequent in India, in which Pfizer's patent declare won't utilize.Sildenafil is excreted as metabolites predominantly in the feces (about 80% of administered oral dose) and also to a lesser extent in the urin