Clinical reference
Beta-blocker · Beta-1 selective adrenergic blocker · Cardiology, Primary Care, Pediatrics
Atenolol is a beta-1 selective adrenergic blocker. Formulations: Tablets 25, 50, 100 mg; Oral suspension 2 mg/mL. Contraindicated in pulmonary edema and cardiogenic shock. May cause bradycardia, hypotension, second- or third-degree AV block, dizziness, fatigue, lethargy, and headache. Use with caution in diabetes and asthma. Wheezing and dyspnea have occu…