비아그라 시알리스의 기본 원리 비아그라 시알리스

Typically, there is absolutely no big variance during the success of Viagra vs Cialis. Both of those tablets is usually taken no less than thirty minutes to an hour or so in advance of sexual intercourse. The primary difference lies principally in the helpful Home windows of every medication: Viagra can final as much as 4 hrs, although Cialis lasts