Millions of individuals around the world experience symptoms of erectile dysfunction (ED). But, for how common ED is, it can ...

In the ‘80s, researchers set out to test a medication called sildenafil citrate for treating high blood pressure and angina (chest pain) from heart disease.

Cialis has several common side effects, many of which also happen with other drugs used to treat ED, like sildenafil (generic Viagra®), vardenafil (Levitra), and avanafil (Stendra®). One ...