Beta-blockers are used in all of the following except: March 2005: (A) Essential tremors, (B) AV block, (C) Angina pectoris, (D) Migraine prophylaxis
Answer is B. Ans. B: AV Block Indications for beta blockers include: Angina pectoris Atrial fibrillation Cardiac arrhythmia Congestive hea failure Essential tremor Glaucoma Hypeension Migraine prophylaxis Mitral valve prolapse Myocardial infarction Phaeochromocytoma, in conjunction with alpha-blocker Symptomatic control (tachycardia, tremor) in anxiety and hypehyroidism Dissecting aneurysm Hyperophic obstructive cardiomyopathy Propranolol is contraindicated in paial and complete hea block: arrest may occur. Drugs used for AV block are: Atropine Sympathomimetics (Adrenaline, isoprenaline)