IMPORTANT SAFETY INFORMATION

What is the most important information
I should know about TAVNEOS?

TAVNEOS can cause serious side effects, including:

• Liver problems. People taking TAVNEOS may have serious liver problems. Call your healthcare provider right away if you have unexplained symptoms such as:
• yellowing of your skin or the white part of your eyes (jaundice)
• pain on the upper right side of your stomach area (abdomen)
• feeling tired
• dark or brown (tea colored) urine
• bleeding or bruising more easily than normal
• loss of appetite

Your healthcare provider will do blood tests to check how well your liver is working before starting and during your treatment with TAVNEOS.

Do not take TAVNEOS if you are allergic to avacopan or any of the other ingredients in TAVNEOS.

• Get medical help right away if you experience swollen lips, tongue, throat, trouble swallowing, or difficulty breathing. These could be signs of an allergic reaction. Do not take more TAVNEOS until you have consulted with your healthcare provider.

Before taking TAVNEOS, tell your healthcare provider about all your medical conditions, including if you:

• have or have had abnormal liver blood tests.
• have or have had liver problems.
• have or think you may have hepatitis B or C.
• have an infection.
• are pregnant or are planning to become pregnant. It is not known if TAVNEOS will harm your unborn baby. Talk to your healthcare provider if you are pregnant or plan to become pregnant.
• are breastfeeding or plan to breastfeed. It is not known if TAVNEOS can pass into your breast milk. Talk to your healthcare provider about the best way to feed your baby if you take TAVNEOS.

Tell your healthcare provider about all the other medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. TAVNEOS and certain other medicines may affect each other and cause side effects. Keep a list of the medicines you take and show it to your healthcare provider and pharmacist.

• Some medicines should not be taken with TAVNEOS.
• Your healthcare provider may prescribe other medicines to treat your disease.

TAVNEOS may cause serious side effects, including:

• Liver problems (see above).
• Serious allergic reactions. Stop taking TAVNEOS and get emergency medical help right away if you have any of the following signs of a serious allergic reaction: shortness of breath or trouble breathing; swollen lips, tongue, throat, or face; trouble swallowing; chest pain; feeling dizzy or faint; moderate or severe abdominal pain, or vomiting.
• Hepatitis B virus (HBV) reactivation. If you have had HBV or are a carrier of HBV, taking TAVNEOS could cause the virus to become an active infection again. Tell your healthcare provider right away if you get worsening tiredness or yellowing of your skin or the white part of your eyes during treatment with TAVNEOS.
• Serious infections. Serious infections can happen in people taking TAVNEOS, and these infections can lead to death. The most common serious infections with TAVNEOS were pneumonia and urinary tract infections. People with serious infections should not take TAVNEOS. Tell your healthcare provider right away if you have any symptoms of infection: fever, cold symptoms that do not go away, flu symptoms, pain during urination, or other signs of infection.

The most common side effects of TAVNEOS include:

• nausea, headache, high blood pressure, diarrhea, vomiting, rash, tiredness, stomach pain, dizziness, increase in blood creatinine, and burning or prickling sensation.

TAVNEOS is available as a 10 mg capsule.

You are encouraged to report negative side effects to Amgen at 1-833-828-6367 or to the FDA by

visiting www.fda.gov/medwatch or calling 1-800-332-1088.