Doxazosin


Doxazosin mesylate, a quinazoline compound sold by Pfizer under the brand names Cardura and Carduran, is an α1-selective alpha blocker used to treat high blood pressure and urinary retention associated with benign prostatic hyperplasia (BPH).
On February 22, 2005, the US FDA approved a sustained release form of doxazosin, to be marketed as Cardura XL.