A member asked:

Morning time i feel weak, heart races and feel fullness in chest. this all passes when i take propanolol. put on propanolol for high hr when standing.

A doctor has provided 1 answer

Dosing related?: Are you taking the propranolol twice a day? If not this could be the reason. Drugs like propranolol, after they leave your system, can cause a rebound fast heart rate. We call this reflex tachycardia. Propranolol lasts about 12 hours -- consider changing the dosing to twice daily.

Answered 11/28/2017

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