Atenolol (Tenormin) is a heart medication used to treat angina and high blood pressure. According to Drugs.com, this medication is a beta-blocker that affects circulation through arteries and veins. You should take atenolol as prescribed by your doctor, which includes taking it with a full glass of water at the same time every day. As with all medications, you should be aware of the possible side effects and alert your doctor if you experience them.
Most Common Side Effects
According to the Mayo Clinic, the most common side effects associated with taking atenolol include blurry vision, cold hands or feet, confusion, difficulty breathing, dizziness, shortness of breath, sweating, chest tightness, fatigue or wheezing. These side effects occur because the mechanism of action of this medication can affect processes in other parts of your body. Let your doctor know if you are experiencing these side effects.
Less Common Side Effects
The Mayo Clinic states that the less common side effects associated with using atenolol include anxiety, chest pain, chills, cold sweats, cough, fast heartbeat, leg pain, irregular heartbeat or shortness of breath. Some of these less common side effects are exaggerated common side effects and may indicate a dosage that is too high. Do not hesitate to let your doctor know. Seek immediate medical treatment if you ever have chest pain.
Rare Side Effects
Rare side effects include bloody urine, decreased urine, increased blood pressure, increased thirst, loss of appetite, lower back pain, nausea, vomiting, swelling and weight gain, according to the Mayo Clinic. These side effects may be associated with severe toxicity and should not be taken lightly.
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