Propronolol is useful in all except –
Correct Answer: Parkinsonian tremor
Description: Ans. is 'b' i.e., Parkinsonian tremor o Propranolol inhibits the tremors which are due to overactivity of adrenergic system b 2-receptor), e.g. in thyrotoxicosis. o But, parkinsonian tremor and intention tremor are not due to sympathetic overactivity --> b -blocker has no role. b -blockers are DOC for HOCM and for controling the ventricular rate in atrial fibrillation.
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Pharmacology
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