Medications > Boceprevir (Victrelis) > Boceprevir Guide

Boceprevir (Victrelis) [Bow-SEP-rev-ear]

How to use this Medication

What is it

Boceprevir is a medication used to treat hepatitis C. It is always used with peginterferon and ribavirin.


Boceprevir comes in 200 mg capsules. The normal dose is 4 capsules taken every 8 hours.

Take it every 8 hours

Boceprevir is taken every 8 hours. Your doctor will tell you when to start taking boceprevir. Boceprevir is taken for 24 to 44 weeks at a time.

Give it Some Time

Your doctor will do blood tests to see if boceprevir is working for you.

What you Need to do

Don’t get pregnant or breastfeed

Boceprevir is always used with other medications – peginterferon & ribavirin. Ribavirin can cause birth defects or stillbirth. The birth control pill may not work while taking boceprevir. If you are having sex, it is very important to use barrier methods (condom plus spermicidal agents). If possible it is best to abstain from sexual intercourse while taking boceprevir.

Get regular blood tests

It is important to have regular blood tests while taking boceprevir. This is to make sure the medicine isn’t affecting your blood counts.

Drug interactions

There are several medications (prescription, over the counter, and herbal products) that are not safe to take with boceprevir. You should discuss this with your doctor or nurse.

Side Effects and Important Things to Know

Shortness of breath & chest pain

Tell your doctor or nurse if you develop chest pain or shortness of breath.

Nausea, diarrhea & weight loss

Some people feel unwell and experience nausea when they take boceprevir. Boceprevir can also cause diarrhea. Let your doctor or nurse know if you are losing weight while taking boceprevir.

Altered food taste

Boceprevir may cause your food to taste different. This can sometimes cause weight loss.


Boceprevir can make you feel weak and tired.

When Should I call my Doctor

Please Call if you Need to Stop

  • If you feel sick and want to stop
  • If you are concerned about any side effects
  • If you want to or have already stopped the medicine

Other reasons to call your doctor or nurse:

If you develop a rash
Nausea or diarrhea
Shortness of breath or chest pain
Pregnant or planning pregnancy
If you start a new medicine