비아그라의 기본 원리

Viagra is used as needed, this means You merely take a dose just before sexual activity. Cialis is usually prescribed to be used as essential, but may also be prescribed to be used the moment daily, every single day (with no timing the dose all around sexual activity). This is the biggest difference in permitted dosages of Cialis in comparison with

A far more significant allergic reaction is scarce but achievable. This may include things like skin disorders which include Stevens-Johnson syndrome (a lifetime threatening rash). Signs of the critical allergic reaction can include things like:abnormal vision, which include variations in shade vision (for example possessing a blue coloration tinge