Prescription Drug Coverage

Furosemide (Lasix) Medicare Coverage

You may be able to find Medicare plan options in your area that cover Furosemide or Lasix. Learn more about Furosemide and find Medicare Advantage plans in your area that cover prescription drugs.
Chemical name: Furosemide

Brand name: Lasix

Typical dosage: 20mg

Typical type: Tablet1

Furosemide is a medication that treats fluid retention and high blood pressure. Furosemide is available a generic or as a brand name drug Lasix and is available as an oral tablet or liquid.

Furosemide is a medication typically used to treat fluid retention and high blood pressure. Furosemide is the generic form of the brand name drug Lasix.

Furosemide is typically taken 2 to 3 times daily. Furosemide is a diuretic medication that works in the kidneys to help your body get rid of excess water and to lower your blood pressure.

The most common side effects of Furosemide include dizziness, headache, constipation, diarrhea, upset stomach, loss of appetite and stomach cramps.

How much does Furosemide cost with Medicare?

Furosemide coverage and costs may vary based on the specific plan you have, as well as what coverage stage you're in.

Contact your plan carrier or consult your plan formulary for more cost information.

Does Medicare cover Furosemide?

According to GoodRx, 100% of Medicare Advantage plans and Medicare Part D plans covered Furosemide in 2023.1

  • Medicare Advantage plans or Part D plans that cover Furosemide include copay amounts that can range widely from one plan to another. Plan members may also be responsible for meeting a deductible before the plan’s drug coverage kicks in.

  • Medicare Advantage plans that offer prescription drug coverage are called Medicare Advantage Prescription Drug Plans (MA-PD). 89% of 2023 Medicare Advantage plans included prescription drug coverage.2

  • Medicare prescription drugs plans each have their own formulary, or drug list, that details what prescription drugs are covered by the plan and how they are covered.

Drug coverage may vary based on plan availability. You may be able to find Medicare Advantage plan options in your area that cover Furosemide. We represent carriers such as Humana, UnitedHealthcare®, Anthem Blue Cross and Blue Shield, Aetna, Cigna Healthcare, Wellcare, or Kaiser Permanente.

You can also compare Part D prescription drug plans available where you live and enroll in a Medicare prescription drug plan online when you visit

Additional information

Since diuretic medications help you get rid of liquids by causing you to urinate more often. Try to take your evening dose before 6 p.m., if possible, so as to minimize negative impacts on your sleep.

Furosemide can cause severe dehydration and can cause your electrolytes to fall very low. Be sure to follow up with your doctor regularly.

Signs and symptoms of a fluid or electrolyte problem include mood changes, confusion, muscle pain or weakness, abnormal heartbeat, dizziness or passing out, fast heartbeat, extreme thirst, seizures, lack of appetite or the inability to pass urine.

Furosemide can also cause high blood sugar. Signs of high blood sugar include confusion, drowsiness, thirst, extreme hunger, frequent urination or breath that smells like fruit. If you experience any of these symptoms, call your doctor.  

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This article is for informational purposes only. It is not healthcare advice, treatment, or diagnosis. It is not an endorsement of or recommendation for this medication. Speak to your doctor or healthcare provider about your specific healthcare needs, including your prescription medications. Only take medication as directed by your doctor.

Coverage and costs of prescription medications will vary by Medicare plan. Not all plans are available in all areas.


Written by Hayden Gharibyar, Pharm.D.

1 GoodRx. Furosemide. Retrieved October 2023, from

2 Freed M, et al. (Nov 10, 2022). Medicare Advantage 2023 Spotlight: First Look. Kaiser Family Foundation.