Management of HTN, angina pectoris, cardiac arrhythmia & MI.
Dosage/Direction for Use
HTN Initially 50 mg daily. Max: 100 mg daily. Angina pectoris Initially 50 mg once daily. Max: 100 or 200 mg daily. Cardiac arrhythmia 50-100 mg daily. MI 5 mg atenolol IV for 15 min, followed by 2nd IV dose of 50 mg for 10 min. Continue w/ oral dose 50 mg after 12 hr & then 100 mg daily for 6-9 days.
Administration
May be taken with or without food.
Contraindications
Hypersensitivity. Severe peripheral arterial circulatory disturbances; cardiogenic & hypovolemic shock; CHF; hypotension; 2nd or 3rd degree heart block; sick sinus syndrome; sinus bradycardia; significant right ventricular hypertrophy; bronchospasm; allergic disorders; untreated pheochromocytoma; metabolic acidosis. Right ventricular failure secondary to pulmonary HTN. Anesth w/ drugs that produce myocardial depression (eg, ether, chloroform, cyclopropane).
Special Precautions
Avoid abrupt discontinuation of therapy in patients w/ CAD. Discontinue use if cardiac failure continues despite adequate treatment. Bronchospastic diseases; diabetes & hypoglycemia; thyrotoxicosis; Prinzmetal angina; peripheral circulation; 1st degree heart block; severe renal disease. Systolic BP <120 mmHg & 1st degree AV block. Patients w/ atrial fibrillation after MI may be digitalized prior resuming to therapy. History of anaphylactic reaction. Pregnancy & lactation. Elderly.
Sign Out
