Prescription onlyLower-cost generic availableClass: Cardiovascular

Lopressor

(metoprolol tartrate)

Prescription onlyLower-cost generic availableClass: Cardiovascular
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Lowers blood pressure and controls heart rate.

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Our bottom line

Lopressor (metoprolol tartrate) lowers high blood pressure, controls chest pain, and helps treat heart failure and heart attack. You need to take it with food and can't miss a dose.

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Upsides

  • A first-choice treatment to prevent chest pain (angina).
  • Makes pain episodes less frequent and makes it easier to be active without having chest pain.
  • A first-choice treatment for people who've had a heart attack.
  • Lopressor (metoprolol tartrate) lowers the risk of death during and after a heart attack.
  • Lopressor (metoprolol tartrate) is cheaper than the extended release version.
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Downsides

  • You need to take Lopressor (metoprolol tartrate) with food twice a day for it to work best.
  • Taking Lopressor (metoprolol tartrate) may make you feel more tired or out of breath during exercise or your normal daily routines. This gets better for most people, but for some it may not go away.
  • Not a first-choice treatment for high blood pressure, unless you have heart failure or heart disease. It can also be added to other medicines if your blood pressure is still too high.
  • Can hide symptoms of low blood sugar if you're diabetic.
  • You can't miss doses. Stopping Lopressor (metoprolol tartrate) suddenly can cause your blood pressure to go up suddenly, which raises the risk of heart attack and stroke.
How it works

Lopressor (metoprolol tartrate) is a beta blocker. It lowers blood pressure by slowing your heart rate, relaxing blood vessels, and lowering the body's fight-or-flight response.

What to expect when you take Lopressor (metoprolol tartrate) for Reducing chest pain

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Side effect rates for Lopressor (metoprolol tartrate)

  • Tiredness
  • Dizziness
  • Low mood disorder
  • Diarrhea
  • Itching or skin rash
  • Shortness of breath
  • Slowed heart rate

Risks and Warnings for Lopressor (metoprolol tartrate)

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    • Higher risk if:
    • Suddenly stopping Lopressor (metoprolol tartrate)
    • Coronary artery disease

    Stopping Lopressor (metoprolol tartrate) suddenly can cause an irregular fast heartbeat, high blood pressure, poor blood circulation to your heart, and increase your risk of chest pain or heart attack. Work with your doctor to gradually reduce your dose over time if you'd like to stop taking Lopressor (metoprolol tartrate).

    This is a black box warning. The FDA requires this warning when there is a significant risk of serious or life-threatening effects that anyone taking the drug should consider.

Means that some groups have a high risk of experiencing this side effect

Common concerns from people taking Lopressor (metoprolol tartrate)

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Pregnancy
Food
  • You need to take Lopressor (metoprolol tartrate) with food twice a day for it to work best.
Pain
  • Makes pain episodes less frequent and makes it easier to be active without having chest pain.
Sleep
  • Schedule dosage at well before activity. Will sometimes cause drowsiness within an hour for about a half an hour