Drug Interactions between avacopan and rimegepant

If you are receiving therapy with rimegepant you may want to avoid the regular consumption of large amounts of grapefruits and grapefruit juice. Grapefruit can raise the levels of rimegepant in your body and lead to increased side effects. If grapefruit or grapefruit juice is consumed along with rimegepant, the manufacturer recommends avoiding a second dose of rimegepant within 48 hours. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

To ensure adequate absorption of the medication, avacopan should be taken with food. You should avoid or limit consumption of grapefruit, grapefruit juice, or any supplements that contain grapefruit extract during treatment with avacopan unless directed otherwise by your doctor. Grapefruit juice can increase the blood levels of avacopan. This may increase the risk and/or severity of side effects such as nausea, vomiting, diarrhea, infections, and liver problems. You should seek immediate medical attention if you develop signs and symptoms of liver damage such as fever, chills, joint pain or swelling, unusual bleeding or bruising, skin rash, itching, loss of appetite, fatigue, nausea, vomiting, dark colored urine, light colored stools, and yellowing of the skin or eyes. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.