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Molnupiravir Oral Capsules

What is this medication?

MOLNUPIRAVIR (mol nue pir a vir) treats COVID-19. It is an antiviral medication. It may decrease the risk of developing severe symptoms of COVID-19. It may also decrease the chance of going to the hospital. This medication is not approved by the FDA. The FDA has authorized emergency use of this medication during the COVID-19 pandemic.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): LAGEVRIO

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What should I tell my care team before I take this medication?

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

  • Any allergies
  • Any serious illness
  • An unusual or allergic reaction to molnupiravir, other medications, foods, dyes, or preservatives
  • Pregnant or trying to get pregnant
  • Breast-feeding

How should I use this medication?

Take this medication 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 medication. Swallow the capsules whole. You can take it with or without food. If it upsets your stomach, take it with food. Take all of this medication unless your care team tells you to stop it early. Keep taking it even if you think you are better.

Talk to your care team about the use of this medication in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

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What if I miss a dose?

If you miss a dose, take it as soon as you can unless it is more than 10 hours late. If it is more than 10 hours late, skip the missed dose. Take the next dose at the normal time. Do not take extra or 2 doses at the same time to make up for the missed dose.

What may interact with this medication?

Interactions have not been studied.

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

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What should I watch for while using this medication?

Your condition will be monitored carefully while you are receiving this medication. Visit your care team for regular checkups. Tell your care team if your symptoms do not start to get better or if they get worse.

Do not become pregnant while taking this medication. You may need a pregnancy test before starting this medication. Women must use a reliable form of birth control while taking this medication and for 4 days after stopping the medication. Women should inform their care team if they wish to become pregnant or think they might be pregnant. Men should not father a child while taking this medication and for 3 months after stopping it. There is potential for serious harm to an unborn child. Talk to your care team for more information. Do not breast-feed an infant while taking this medication and for 4 days after stopping the medication.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat

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

  • Diarrhea
  • Dizziness
  • Nausea

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

Keep out of the reach of children and pets.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Get rid of any unused medication after the expiration date.

To get rid of medications that are no longer needed or have expired:

  • Take the medication to a medication take-back program. Check with your pharmacy or law enforcement to find a location.
  • If you cannot return the medication, check the label or package insert to see if the medication should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your care team. If it is safe to put it in the trash, take the medication out of the container. Mix the medication with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.

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 ©2024 Elsevier Inc. All Rights Reserved.

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Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.

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