Topics covered include: mechanism of action of adrenergic antagonists, adrenergic receptors, alpha selective blockers, alpha non-selective blockers, beta selective blockers, beta non-selective blockers, first, second and third generation beta blockers. Adrenergic antagonists mentioned include: Phentolamine, Phenoxybenzamine, Prazosin, Doxazosin, Terazosin, Tamsulosin, Alfuzosin, Silodosin, Yohimbine, Propranolol, Pindolol, Nadolol, Sotalol, Timolol, Atenolol, Acebutolol, Bisoprolol, Esmolol, Metoprolol, Carvedilol, Labetalol, Nebivolol, Betaxolol.