비아그라 - 개요

비아그라 - 개요

Revatio: This drug is applied to deal with PAH. With PAH, the blood pressure as part of your lungs is too substantial. Your heart has to work very difficult to pump blood into your lungs.Cialis and Viagra the two belong to the same group of drugs, and they perform in quite related approaches. Despite the fact that these medicines are equivalent, th

read more