Doxazosin is an alpha-1 antagonist used for the treatment of benign prostatic hypertrophy (BPH) symptoms and hypertension. Other members of this drug class include [Prazosin], [Terazosin], [Tamsulosin], and [Alfuzosin].[A180661] Because of its long-lasting e…

Dutasteride is an oral synthetic 4-azasteroid commonly marketed under the trade name Avodart. It is a novel dual 5?-reductase inhibitor that works by blocking both isoforms of 5?-reductase enzymes in a potent, selective, and irreversible manner.[A1909] Type I…

Finasteride is a synthetic 4-azasteroid compound [L10565] and specific inhibitor of steroid Type II 5?-reductase, which is an intracellular enzyme that converts the androgen testosterone into 5?-dihydrotestosterone (DHT). It works in a similar fashion as [dut…

Tamsulosin is a selective alpha-1A and alpha-1B adrenoceptor antagonist that exerts its greatest effect in the prostate and bladder, where these receptors are most common.[Label] It is indicated for the treatment of signs and symptoms of benign prostatic hype…