UNDERSTANDING SIDE EFFECTS
THE MOST COMMON SIDE EFFECTS OF MAVYRET ARE HEADACHE AND TIREDNESS
These are not all the possible side effects of MAVYRET. Tell your doctor if you have any side effect that bothers you or does not go away. You may report side effects to FDA at 1-800-FDA-1088. Visit www.fda.gov/medwatch.
IMPORTANT SAFETY CONSIDERATIONS
- Before starting treatment with MAVYRET, your doctor will do blood tests to check for hepatitis B virus infection. If you have ever had hepatitis B virus infection, the hepatitis B virus could become active again during or after treatment of hepatitis C virus with MAVYRET. Hepatitis B virus becoming active again (called reactivation) may cause serious liver problems including liver failure and death. Your doctor will monitor you if you are at risk for hepatitis B virus reactivation during treatment and after you stop taking MAVYRET.
- Do not take MAVYRET if you have certain liver problems, or if you are taking the medicines atazanavir (EVOTAZ®, REYATAZ®) or rifampin (RIFADIN®, RIFAMATE®, RIFATER®, RIMACTANE®).
- There are some medicines that you should not take with MAVYRET. Tell your doctor about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. MAVYRET and other medicines may affect each other. Do not start a new medicine without telling your doctor. Keep a list of your medicines to show your doctor and pharmacist.