A selective adrenergic beta-1 blocking agent that is commonly used to treat ANGINA PECTORIS; HYPERTENSION; and CARDIAC ARRHYTHMIAS.

Synonyms: Toprol-XL, CGP-2175, W5S57Y3A5L, Betaloc-Astra, H 9326, TH25PD4CCB, 2-Propanol, 1-(4-(2-methoxyethyl)phenoxy)-3-((1-methylethyl)amino)-, (+-)-, Lopressor, Metoprolol CR-XL, Seloken, Beloc Duriles, Toprol, CGP2175, Beloc-Duriles, Metoprolol, Betaloc Astra, H 93 26, Metoprolol Succinate, H 93-26, Spesikor, Metoprolol CR XL, 0, GEB06NHM23, Spesicor, Betaloc, CGP 2175, Metoprolol Tartrate, Toprol XL, Betalok