Abemaciclib: Uses, Side Effects, and Drug Interactions

Brand names: Verzenio

# Understanding Abemaciclib (VERZENIO) Abemaciclib is a prescription medicine used to treat certain types of breast cancer. It works by slowing down the growth of cancer cells in the body. Doctors prescribe this medication for patients with specific kinds of breast cancer, sometimes combined with other cancer treatments. The medicine comes as a tablet that you swallow by mouth, and your doctor will tell you exactly how much to take and how often. While abemaciclib can help fight cancer, it's important to know about potential side effects and safety precautions. You should avoid taking certain other medications at the same time as abemaciclib, especially drugs that interact with how your body processes it. Some common side effects may include diarrhea, nausea, and low blood cell counts. It's very important to tell your doctor about all other medicines you're taking before starting abemaciclib, and you should report any new or worsening symptoms right away. Your doctor will monitor you closely with regular check-ups and blood tests while you're taking this medication.

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Most Reported Side Effects (FAERS)

  • DIARRHOEA5,308 reports
  • FATIGUE2,109 reports
  • NAUSEA1,819 reports
  • VOMITING1,006 reports
  • MALIGNANT NEOPLASM PROGRESSION979 reports
  • DECREASED APPETITE820 reports
  • DEATH737 reports
  • ASTHENIA734 reports
  • DRUG INEFFECTIVE697 reports
  • WHITE BLOOD CELL COUNT DECREASED620 reports

Source: FDA Adverse Event Reporting System (FAERS). Voluntary reports do not establish causation.

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SafeCheck provides drug interaction information from FDA-approved product labeling (openFDA). This is for informational purposes only and is not medical advice. Always consult your healthcare provider before making medication decisions.