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Metoprolol Extended-Release Capsules

What is this medicine?

METOPROLOL (me TOE proe lole) is a beta blocker. It decreases the amount of work your heart has to do and helps your heart beat regularly. It treats high blood pressure and/or prevents chest pain (also called angina). It also treats heart failure.

How should I use this medicine?

Take this drug by mouth with water. Take it as directed on the prescription label at the same time every day. Do not cut, crush or chew this drug. Swallow the capsules whole. You may open the capsule and put the contents in 1 teaspoon of applesauce. Swallow the drug and applesauce right away. Do not chew the drug or applesauce. Keep taking it unless your health care provider tells you to stop.

Talk to your health care provider about the use of this drug in children. While it may be prescribed for children as young as 6 for selected conditions, precautions do apply.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

  • cold hands or feet

  • signs and symptoms of high blood sugar such as being more thirsty or hungry or having to urinate more than normal. You may also feel very tired or have blurry vision.

  • signs and symptoms of low blood pressure like dizziness; feeling faint or lightheaded, falls; unusually weak or tired

  • signs of worsening heart failure like breathing problems, swelling in your legs and feet

  • suicidal thoughts or other mood changes

  • unusually slow heartbeat

Side effects that usually do not require medical attention (report these to your doctor or health care professional if they continue or are bothersome):

  • anxious

  • change in sex drive or performance

  • diarrhea

  • headache

  • trouble sleeping

  • upset stomach

What may interact with this medicine?

This medicine may interact with the following medications:

  • certain medicines for blood pressure, heart disease, irregular heart beat

  • epinephrine

  • fluoxetine

  • MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate

  • paroxetine

  • reserpine

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

Where should I keep my medicine?

Keep out of the reach of children and pets.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Throw away any unused drug after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

  • diabetes

  • heart disease

  • liver disease

  • lung or breathing disease, like asthma

  • pheochromocytoma

  • thyroid disease

  • an unusual or allergic reaction to metoprolol, other beta-blockers, medicines, foods, dyes, or preservatives

  • pregnant or trying to get pregnant

  • breast-feeding

What should I watch for while using this medicine?

You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.

Visit your doctor or health care professional for regular checks on your progress. Check your blood pressure as directed. Ask your doctor or health care professional what your blood pressure should be and when you should contact him or her.

Do not treat yourself for coughs, colds, or pain while you are using this medicine without asking your doctor or health care professional for advice. Some ingredients may increase your blood pressure.

This medicine may increase blood sugar. Ask your healthcare provider if changes in diet or medicines are needed if you have diabetes.


NOTE:This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider. Copyright© 2020 Elsevier