Atenolol (Tenormin®) is a type of beta blocker used to treat several conditions affecting the cardiovascular system (the heart and blood vessels). For example, it can be used to:
Although most people tolerate this medication well, side effects are possible. Commonly reported ones include dizziness, low blood pressure, and a slow heart rate. Fortunately, adverse reactions to atenolol tend to be minor and easily treated. If you experience anything that just "doesn't seem right" during treatment with this medicine, report it to your healthcare provider, just to be safe.
(Click Atenolol for more information, including how this drug works, what to do in cases of overdose, and factors that affect your dose.)