Metoprolol



Lopressor®; Toprol-XL®







Metoprolol

(me toe PROE lole)

U.S. Brand Names
Lopressor®; Toprol-XL®
Canadian Brand Names
Apo-Metoprolol®; Betaloc®; Betaloc® Durules®; Lopressor®; Metoprolol Tartrate Injection, USP; Novo-Metoprolol; Nu-Metop; PMS-Metoprolol; Sandoz-Metoprolol; Toprol-XL®
Mexican Brand Names
Lopresor®; Proken M®; Prolaken®; Ritmolol®; Selectadril®; Seloken®
Pharmacologic Category
Beta Blocker, Beta
Reasons not to take this medicine
  • If you have an allergy to metoprolol or any other part of this medicine.
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.
  • If you have a slow heartbeat without a working pacemaker.
  • Long-acting products: If you have a narrowing of the gastrointestinal tract or an intestinal blockage.
  • If you are more than 12 weeks pregnant.
What is this medicine used for?
  • This medicine is used to prevent essential tremor.
  • This medicine is used after a heart attack to prevent future heart attacks and lengthen life.
  • This medicine is used to prevent migraine headaches.
  • This medicine is used to prevent performance anxiety.
  • This medicine is used to prevent rebleeding from esophageal varices in cirrhosis.
  • This medicine is used to improve a weakened heart.
  • This medicine is used to treat aggressive behavior.
  • This medicine is used to treat chest pain or pressure.
  • This medicine is used to treat a fast heartbeat.
  • This medicine is used to treat high blood pressure.
  • This medicine is used to treat side effects caused by mood-stabilizing medicine.
How does it work?
  • Metoprolol blocks chemicals that stimulate the body.
How is it best taken?
  • Follow diet plan and exercise program as recommended by healthcare provider.
  • Short-acting products:
  • Take this medicine with food.
  • Tablet can be crushed and mixed with food or liquid.
  • Long-acting products:
  • Take this medicine with or without food. Take with food if it causes an upset stomach.
  • Swallow whole. Do not chew or crush.
  • Tablet can be broken in half.
What do I do if I miss a dose? (does not apply to patients in the hospital)
  • Take a missed dose as soon as possible.
  • If it is almost time for the next dose, skip the missed dose and return to your regular schedule.
  • Do not take a double dose or extra doses.
  • Do not change dose or stop medicine. Talk with healthcare provider.
What are the precautions when taking this medicine?
  • Do not run out of this medicine.
  • Wear disease medical alert identification.
  • If you are diabetic and have low blood sugar, talk with healthcare provider. This medicine hides the signs of low blood sugar except sweating.
  • If you have lung disease, talk with healthcare provider.
  • Check medicines with healthcare provider. This medicine may not mix well with other medicines.
  • If you are taking this medicine and have high blood pressure, talk with healthcare provider before using over-the-counter products that may increase blood pressure. These include cough or cold remedies, diet pills, stimulants, ibuprofen or like products, and certain natural products or supplements.
  • You may not be alert. Avoid driving, doing other tasks or activities until you see how this medicine affects you.
  • Avoid alcohol (includes wine, beer, and liquor) or other medicines and natural products that slow your actions and reactions. These include sedatives, tranquilizers, mood stabilizers, antihistamines, and other pain medicine.
  • Tell healthcare provider if you are pregnant or plan on getting pregnant.
  • Use birth control that you can trust to prevent pregnancy while taking this medicine.
  • Tell healthcare provider if you are breast-feeding.
What are some possible side effects of this medicine?
  • Long-acting tablet shell in the stool.
  • Feeling lightheaded, sleepy, having blurred vision, or a change in thinking clearly. Avoid driving, doing other tasks or activities that require you to be alert or have clear vision until you see how this medicine affects you.
  • Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.
  • Change in sexual ability or desire. This is usually reversible.
What should I monitor?
  • Change in condition being treated. Is it better, worse, or about the same?
  • Check blood pressure and heart rate regularly.
Reasons to call healthcare provider immediately
  • If you suspect an overdose, call your local poison control center immediately or dial 911.
  • Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.
  • Severe dizziness or passing out.
  • Difficulty breathing.
  • Significant weight gain.
  • Feeling extremely tired or weak.
  • Any rash.
  • No improvement in condition or feeling worse.
How should I store this medicine?
  • Store at room temperature.
  • Protect tablets from moisture. Do not store in a bathroom or kitchen.
General statements
  • If you have a life-threatening allergy, wear allergy identification at all times.
  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.
Brand Names: