Proper Use

Drug information provided by: IBM Micromedex

Take this medicine exactly as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered.

This medicine comes with a Fact Sheet for Patients and Caregivers. Read and follow the information in the Fact Sheet carefully. Ask your doctor if you have any questions.

Take this medicine within 5 days of the onset of COVID-19 symptoms.

Swallow the capsule whole with a glass of water. Do not crush, open, or chew it. You may take this medicine with or without food.

You may also give the medicine through a nasogastric tube or orogastric tube:

  • You may open the capsule in a container with a lid and mix with 40 mL of water.
  • Put the lid back and shake the mixture for 3 minutes. The contents may not dissolve completely.
  • Flush the tube with 5 mL of water. Using a syringe, draw the mixture from the container and give it right away. Do not keep the mixture for later use.
  • Add 10 mL of water into the container. Repeat this step until no capsule contents are left in the container or syringe. Flush the tube with 5 mL of water 2 times after giving the mixture.


The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For oral dosage form (capsules):
    • For treatment of mild to moderate COVID-19:
      • Adults—800 milligrams (mg) (4 capsules) every 12 hours for 5 days.
      • Children—Use and dose must be determined by your doctor.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

If you miss a dose and it is within 10 hours of the time it is usually taken, take it as soon as possible, and then go back to your regular schedule. If you miss a dose and it is more than 10 hours, skip the missed dose and take your next dose at the regular time.


Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.