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By Mayo Clinic Staff. Beta blockers are medicines that lower blood pressure. They also may be called beta-adrenergic blocking agents. The medicines block the effects of the hormone epinephrine, also known as adrenaline. Beta blockers cause the heart to beat more slowly and with less force.
The most common side effects of beta-blockers are: Weight gain. Some side effects, such as a headache or dizziness, are more likely when you first start taking beta blockers. Others, such as shortness of breath, are more common with nonselective beta-blockers. Beta-blockers may also lower blood sugar levels and should be used with caution in ...
Incidence not known. Change in taste or bad, unusual, or unpleasant (after) taste. fear or nervousness. hives or welts. Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects.
Check with your doctor immediately if any of the following side effects occur: More common. Blurred vision. chest pain or discomfort. confusion. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. slow or irregular heartbeat. sweating. unusual tiredness or weakness.
indigestion. itching, stinging, burning, or watering of eye or other eye irritation. pain, redness, warmth, or swelling of muscles. Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects.
Metoprolol is available as two different salts: metoprolol tartrate and metoprolol succinate. The main difference between metoprolol tartrate and metoprolol succinate is that metoprolol tartrate is only available as an immediate-release tablet which means it must be taken several times per day, whereas metoprolol succinate is an extended-release tablet that can be taken once a day.
blurred vision. chest pain or discomfort. confusion. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position. slow or irregular heartbeat. sweating. unusual tiredness or weakness. Less common. bloating or swelling of the face, arms, hands, lower legs, or feet.
Weight gain is a side effect of some beta blockers. The average weight gain is about 2.6 pounds (1.2 kilograms) over six or more months. You're more likely to gain weight with older beta blockers, such as atenolol (Tenormin) and metoprolol (Lopressor, Toprol-XL). The weight gain tends to happen in the first few months after taking the medicine.
Common propranolol side effects may include: dizziness, tiredness; nausea, vomiting, diarrhea, constipation, stomach cramps; sleep problems (insomnia); or. runny or stuffy nose, cough, sore throat, hoarse voice. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
Descriptions. Beta-adrenergic blocking agents for the eye are used to treat certain types of glaucoma. They appear to work by reducing the production of fluid in the eye. This lowers the pressure in the eye. These medicines are available only with your doctor's prescription.