Dosin tablets to treat high blood pressure, Dosin tablets to treat high blood pressure and help prevent heart attacks, stroke, and kidney disease that may be caused by high blood pressure. It contains the substance doxazosin, which works as a competitive inhibitor of post-synaptic alpha-adrenergic receptors, which results in vasodilation, veins, and arteries A decrease in total peripheral resistance and a decrease in blood pressure. It is also used to treat the symptoms of prostatic hyperplasia and reduces urethral stricture, which is one of the symptoms of benign prostatic hyperplasia, and thus improves the process of urination.