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Osimertinib

Written By Dr. Anuj SainiReviewed By Dr. Rajeev Sharma
Last updated 28 Mar 2025 | 06:01 AM (UTC)

How Osimertinib works

Osimertinib is an anti-cancer medication. It works by blocking the action of the abnormal protein that signals cancer cells to multiply. This helps to stop or slow the spread of cancer cells.

Common side effects of Osimertinib

Diarrhea, Stomatitis (Inflammation of the mouth), Rash, Loss of appetite
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Expert advice for Osimertinib

  • Osimertinib is used for the treatment of thyroid cancer.
  • Take it with or without food, preferably at the same time each day.
  • Diarrhea may occur as a side effect. Drink plenty of fluids and inform your doctor if it doesn't stop or if you find blood in your stools.
  • Use a reliable contraceptive method to prevent pregnancy while you are taking this medicine and for a month after you stop taking it.
  • Monitor your blood pressure regularly while taking this medication. Inform your doctor if you notice symptoms of very high blood pressure such as severe headache, confusion, problems with your eyesight, nausea or vomiting.
  • It may cause serious bleeding problem. Inform your doctor if you get headaches, stomach pain or if you notice blood in your urine or stools.
  • Do not take this medicine if you are pregnant, planning to conceive or breastfeeding.