Atenolol (Tenormin) Side Effects, How it Works & Tips

Atenolol (Tenormin) is in a group of drugs called beta-blockers. Beta-blockers affect the heart and circulation (blood flow through arteries and veins).


Atenolol is used to treat angina (chest pain) and hypertension (high blood pressure). It is also used to treat or prevent heart attack. Atenolol may also be used for purposes other than those listed in this medication guide.

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