Terazosin can be an alpha-adrenergic blocker. Terazosin must be used to take care of high blood pressure (high blood pressure). Terazosin is typically provided with in conjunction with other hypertension levels drugs. Terazosin is needed to strengthen urination of males with harmless prostatic hyperplasia (enflamed prostate). Terazosin could also be used for objectives not placed in this prescription medication help.