Still, Viagra is safe when used as directed. Viagra may cause common side effects, including: Sildenafil could also cause an increased risk of heart attack or other heart problems. If you have an ...

However, each has different side effects ... that the effects for each pill vary by person and other medications you take. While Viagra and sildenafil have a life span of 4 to 6 hours, Cialis ...

Vardenafil is more potent than sildenafil and typically requires a lower dosage. This may reduce the risk of side effects in ...

This article will explore Viagra (sildenafil), a prescription-only medication designed to combat ED. Discover what Viagra is, its purposes, how it functions, potential side effects, drug ...

Follow the links to read common uses, side effects, dosage details and user reviews for the vitamins and supplements listed below.