비아그라에 대해 알아야 할 고려 사항

[33] Scientific tests on the consequences of sildenafil when utilized recreationally are restricted, but recommend it has little outcome when employed by people that don't have erectile dysfunction. In one analyze, a 25 mg dose was shown to induce no major modify in erectile high quality, but did lessen the postejaculatory refractory time.[34] Thi