What it is

Cardura (doxazosin) is an alpha-adrenergic (AL-fa ad-ren-ER-jik) blockers. Doxazosin relaxes your veins and arteries so that blood can more easily pass through them. It also relaxes the muscles in the prostate and bladder neck, making it easier to urinate.

What it treats

Cardura is used to treat hypertension (high blood pressure), or to improve urination in men with benign prostatic hyperplasia (enlarged prostate). Cardura XL, the extended-release form of this medicine, is used to treat benign prostatic hyperplasia and should not be...