Atenolol 50 Mg

Patient should take drug on an empty stomach. Instruct patient to take a missed dose as soon as possible, but if next dose is in less than 8 h, skip the missed dose.

Store at controlled room temperature, between 20 and 25 degrees C (68 and 77 degrees F). Protect from light.

Most adverse effects have been mild and transient. Bradyarrhythmia. Cold extremity. Hypotension. Dizziness. Depression. Fatigue.

ATENOLOL 50 MG is contraindicated in sinus bradycardia, heart block greater than first degree, cardiogenic shock, and overt cardiac failure.

Cardiovascular: Cardiac failure may occur even in patients without history of cardiac failure; discontinuation may be necessary. Cardiovascular: Peripheral vascular disease may be aggravated Concomitant Use: Withdrawal of concomitant clonidine therapy; atenolol may increase risk of rebound hypertension and should be discontinued several days before clonidine is withdrawn. Endocrine and Metabolic: Diabetes mellitus; may mask symptoms of hypoglycemia (eg, tachycardia) Endocrine and Metabolic: Hyperthyroidism; symptoms such as tachycardia may be masked and abrupt withdrawal may precipitate thyroid storm Drug may mask symptoms of hypoglycemia. Advise diabetic patients to carefully follow blood sugar levels. Advise: patients against sudden discontinuation of drug especially when being treated for angina. Abrupt withdrawal may cause rebound angina.

99] Product Information: TENORMIN(R) oral tablets, atenolol oral tablets. AstraZeneca Pharmaceuticals LP, Wilmington, DE, 2008. https://www.accessdata.fda.gov/drugsatfda_docs/label/2011/018240s031lbl.pdf Krittayaphong R, Bhuripanyo K, Punlee K, et al: Effect of atenolol on symptomatic ventricular arrhythmia without structural heart disease: a randomized placebo-controlled study. Am Heart J 2002; 144(6):e10.

Atenolol is a synthetic beta(1)-selective adrenoreceptor blocking agent without membrane stabilizing or intrinsic sympathomimetic activities. It inhibits beta(2)-adrenoreceptors primarily found in bronchial and vascular musculature at higher doses.

CARDIAC