Drug Interactions between lemborexant and ribociclib

Do not consume grapefruit, grapefruit juice, or any supplements that contain grapefruit extract during treatment with lemborexant unless directed otherwise by your doctor. Grapefruit juice can increase the blood levels of lemborexant. This may increase the risk of side effects such as central nervous system depression, abnormal sleep behaviors, worsening of depression or suicidal thoughts, changes in heartbeat, or headache. 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.

Patients should not consume pomegranates, pomegranate juice, grapefruit, or grapefruit juice during treatment with ribociclib unless directed otherwise by your doctor. Pomegranate juice or grapefruit juice can increase the blood levels of ribociclib. You may be more likely to experience side effects such as nausea; vomiting; diarrhea; loss of appetite; abdominal pain; mouth sores; hair loss; weakness; and impaired bone marrow function resulting in low numbers of different types of blood cells, which can increase the risk of anemia, bleeding problems, and infections. 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.