Proper Use

Drug information provided by: IBM Micromedex

To help clear up your infection completely, Viekira XR™ may or may not be taken together with ribavirin, for the full time of treatment, even if you begin to feel better after a few days. Also, it is important to keep the amount of medicine in your body at a steady level. To help keep the amount constant, Viekira XR™ must be used on a regular schedule.

This medicine should come with a Medication Guide. Read and follow the instructions carefully. Ask your doctor if you have any questions.

Swallow the extended-release tablet whole. Do not crush, break, or chew it. Take this medicine with food.

Do not drink alcohol within 4 hours of taking Viekira XR™.

Dosing

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 (extended-release tablets):
    • For chronic hepatitis C virus infection, with or without ribavirin:
      • Adults—3 tablets taken once a day. Each tablet contains 200 mg of dasabuvir, 8.33 mg of ombitasvir, 50 mg of paritaprevir, and 33.33 mg of ritonavir.
      • 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.

Storage

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Do not keep outdated medicine or medicine no longer needed.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.