#
Metolazone
  • Drugs A to Z

Metolazone

Generic name: metolazone [ me-TOL-a-zone ]
Brand names: Zaroxolyn, Mykrox
Dosage form: oral tablet (10 mg; 2.5 mg; 5 mg)
Drug class:Thiazide diuretics

Medically reviewed by Drugs.com on Feb 25, 2022. Written by Cerner Multum.

What is metolazone?

Metolazone is a thiazide diuretic (water pill) that helps prevent your body from absorbing too much salt, which can cause fluid retention.

Metolazone is used to treat fluid retention (edema) in people with congestive heart failure, or a kidney disorder such as nephrotic syndrome. Metolazone is also used to treat high blood pressure (hypertension).

Metolazone may also be used for purposes not listed in this medication guide.

Warnings

You should not use metolazone if you are unable to urinate, or if you have severe liver disease.

What should I discuss with my doctor before taking metolazone?

You should not use metolazone if you are allergic to it, or if you have:

  • severe liver disease; or

  • if you are unable to urinate.

To make sure metolazone is safe for you, tell your doctor if you have:

  • an electrolyte imbalance (such as low levels of potassium or magnesium in your blood);

  • a heart rhythm disorder;

  • an allergy to sulfa drugs;

  • liver disease;

  • kidney disease;

  • diabetes;

  • gout; or

  • CONTACT INFORMATION

    LINKS

    MEDICAL DEPARTMENTS

    Cardiology
    Pediatrics
    Diabetes Care
    Pre-natal Care
    Ultrasound Echocardiogram