Viagra: Side Effects and What to Do About Them – Healthline
Viagra: Side Effects and What to Do About Them – Healthline Sildenafil (Viagra) is a medicine used to treat erectile dysfunction (ED, also called impotence). Sildenafil works by helping to relax the blood vessels in the penis, allowing more blood to flow in and cause an erection. What Is Viagra? Viagra (sildenafil) was the first […]
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