<prompt> Propranolol can be used in all of the following conditions exceptThyrotoxicosisVariant anginaMigraineHypertension  <response>: Ans. B Variant anginaRef: KDT 8the p161Propranolol worsens variant angina, due to unopposed a receptor mediated coronary constriction.For indications of b -blockers, refer to text. 