Propranolol can be used in all of the following conditions except
Ans. (B) Variant angina(Ref: KDT 8th/e p161)Propranolol worsens variant angina, due to unopposed a receptor mediated coronary constriction.For indications of b -blockers, refer to text.
Thyrotoxicosis
Variant angina
Migraine
Hypertension
Adrenergic System