Proper Use

Drug information provided by: IBM Micromedex

To help clear up your infection completely, Viekira Pak® 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 Pak® 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.

Viekira Pak® contains 2 different types of tablets: the pink tablet (contains a fixed dose combination of ombitasvir, paritaprevir, ritonavir) and the beige tablet (contains dasabuvir). These tablets should be taken with or without ribavirin, as prescribed by your doctor.

Take this medicine with food.

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 (tablets):
    • For chronic hepatitis C virus infection, with or without ribavirin:
      • Adults—2 pink tablets once a day (taken in the morning) and 1 beige tablet two times a day (one tablet in the morning and one tablet in the evening).
      • 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 it is less than 12 hours from the time your dose was scheduled, take the pink tablet as soon as you can. If you miss a dose and it is more than 12 hours from the time your dose was scheduled, skip the missed dose and take your next dose at the regular time.

If it is less than 6 hours from the time your dose was scheduled, take the beige tablet as soon as you can. If you miss a dose and it is more than 6 hours from the time your dose was scheduled, skip the missed dose and take your next dose at the regular time.

Do not take extra medicine to make up for a missed dose. Call your doctor if you have questions.

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.