Drug Interaction Report

Elacestrant may increase the blood levels and effects of nintedanib. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring to safely use both medications. Contact your doctor if your condition changes or you experience increased side effects. 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.

Elacestrant should be taken with food at approximately the same time each day. Grapefruit, grapefruit juice, and supplements that contain grapefruit, however, may increase the blood levels of elacestrant, which may increase the risk of side effects such as muscle pain, nausea, increased cholesterol, increased liver enzymes, fatigue, decreased hemoglobin, and vomiting. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact. 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.

Grapefruit juice and Seville orange juice can increase the blood levels of nintedanib. This may increase the risk and/or severity of side effects such as liver problems, diarrhea, nausea, vomiting, stomach or intestinal wall perforation, bleeding, and cardiovascular problems such as heart attack, chest pain, or stroke. It is best to avoid or minimize the consumption of Seville oranges, Seville orange juice, grapefruit, and grapefruit juice during treatment. You should take nintedanib with food and swallow it whole with water. Taking nintedanib with food may help with absorption of the medication and reduce gastrointestinal side effects. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. 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.