Drug Interaction Checker

Tobacco smoking may reduce the effectiveness of Propranolol for treating conditions like high blood pressure or chest pain. Tobacco smoke contains substances that speed the removal of Propranolol from the body, which can make this drug less effective. Also, Tobacco smoking may increase the blood pressure or contribute to the risk of heart disease and related problems. Alternatively, if you take Propranolol and suddenly stop Tobacco smoking, you may feel dizzy or faint, or slow heart rate or low blood pressure may occur. Make sure your prescriber is aware that you smoke Tobacco or if you plan to stop smoking.