Drug Interactions between Hepzato and teclistamab

Using melphalan together with teclistamab or other chemotherapy drugs may increase the risk of side effects, especially those that affect the bone marrow or gastrointestinal tract. You may experience a greater number or more severe side effects such as nausea; vomiting; diarrhea; loss of appetite; mouth sores; abdominal pain; delayed wound healing; and impaired bone marrow function resulting in low numbers of different types of blood cells. You may also be more likely to develop anemia, bleeding problems, or infections due to low blood cell counts. You should seek medical attention if you develop paleness, fatigue, dizziness, fainting, unusual bruising or bleeding, fever, chills, diarrhea, sore throat, muscle aches, shortness of breath, blood in phlegm, weight loss, red or inflamed skin, body sores, and pain or burning during urination. You may need a dose adjustment or more frequent monitoring by your doctor to safely use these 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.

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