Beta-blockers antagonize beta-adrenergic receptors and are used primarily in the treatment of hypertension, heart failure, tachyarrhythmias, and angina. In addition to cardiovascular disorders, beta-blockers are also used in the treatment of anxiety, migraines, glaucoma, tremors, hyperthyroidism, and many other disorders. There are beta-blockers on the market such as: Bisoprolol Metoprolol, Carteolol, Propranolol, Sotalol, Carvedilol, Labetalol... Due to their diversity and widely used in the treatment of cardiovascular diseases, leading to risk Poisoning occurs with drugs of this group due to overdose.