비아그라에 대한 주요 지침
Sildenafil works like a PDE5 inhibitor, which blocks the influence of PDE5 and lets additional unrestricted blood stream �?generating an erection far more probably.Acknowledged hypersensitivity to possibly the Lively ingredient or to any in the elements with the pill, injection, or oral suspension; hypersensitivity reactions happen to be noted, l