???? ???? ??? ????? ??? ??? ? ?? ??? ??? ?? ??? ?????.????? ??? ??? ??? ?? ???? ?????, ?? ? ??? ?? ?? ? ??? ?????.?? ? ?? 1? ??? ??? ??? ???? ???. ???? ?? ?? ??? ?? ?? ???? ?????.?? ????? ?????? ??? ??? ????? ????? ?? ?????. ???? ?? ?? ???? ????.?? ? ??? ? ?? ????? ???, ???? ?? ??? ? ????. ?? ???? ??? ???? ????? ???? ??? ? ????.??? ??? ?? ??? ??? ?

[34] Scientific studies on the results of sildenafil when employed recreationally are minimal, but propose it's small outcome when utilized by those who do not have erectile dysfunction. In one examine, a twenty five mg dose was demonstrated to induce no considerable alter in erectile quality, but did lessen the postejaculatory refractory time.[35