Propranolol is useful in all except
Ans. (B) Parkinsonian tremor(Ref: KDT 8th/e p164)Propranolol is useful in the management of tremor due to overdose of sympathomimetic agents (b2 mediated). Metoprolol as well as propranolol are effective in essential or familial tremor (b1 mediated). b -blockers are ineffective in intention tremor and rest (parkinsonian) tremors.
Atrial flutter
Parkinsonian tremor
Thyrotoxicosis
Hypertrophic cardiomyopathy
Adrenergic System