Drug Interaction Report

Using efbemalenograstim alfa before, during, or too soon after completion of a course of fluorouracil may alter the effects of either medication. Efbemalenograstim alfa should generally not be given from 14 days before until 24 hours after cancer chemotherapy. 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.

Products containing folic acid may increase the effects of fluorouracil. You may be more likely to develop serious side effects such as anemia, bleeding problems, infections, and nerve damage when these medications are used together. Contact your doctor if you experience severe nausea and vomiting, diarrhea, paleness of skin, fatigue, dizziness, fainting, unusual bleeding or bruising, blood in the stools, fever, chills, body aches, flu-like symptoms, skin reactions, mouth ulcers or sores, and/or numbness, burning or tingling in your hands and feet. You may need a dose adjustment or more frequent monitoring by your doctor to safely use both medications. 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.