비아그라에 대한 5가지 쉬운 사실 설명

Immediately after possibly oral or intravenous administration, sildenafil is excreted as metabolites predominantly inside the feces (approximately 80% of administered oral dose) also to a lesser extent while in the urine (around 13% with the administered oral dose).Sildenafil could potentially cause a serious drop in the blood pressure when made us