Whether you’re a senior in high school or a senior-living resident, you’ve likely heard of Viagra (sildenafil) — the original ...

In the ‘80s, researchers set out to test a medication called sildenafil citrate for treating high blood pressure and angina ...

Viagra and sildenafil are effective treatment options for ED, but they both require a prescription. As a result, you cannot buy them over the counter (OTC) — they require a consultation with a ...