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Lenvatinib

Important Information for Patients Taking Lenvatinib

What is Lenvatinib?

Lenvatinib is a prescription medication used to treat certain types of cancer, including liver cancer that can't be treated with surgery. It works by blocking a protein that helps cancer cells grow, which can help stop the cancer from spreading.

How Should I Take Lenvatinib?

  • Lenvatinib comes in capsule form and should be taken once a day, exactly as your doctor prescribes. Do not take more or less than directed.
  • Try to take your medication at the same time each day.
  • Swallow the capsules whole-do not open, chew, or crush them.

Before Taking Lenvatinib

Tell your doctor about:

  • Any other medications or supplements you're taking, including over-the-counter medicine and herbal products. Your doctor may need to adjust your medication or watch for side effects.
  • Any health conditions, such as heart problems, high blood pressure, thyroid issues, liver or kidney disease, or if you've had a stroke.
  • If you're pregnant, planning to become pregnant, or breastfeeding. Lenvatinib can harm an unborn baby, and you should not breastfeed while on this medication.
  • Any upcoming surgeries, including dental procedures. Lenvatinib can affect wound healing, so you may need to stop the medication before surgery.

What if I Forget a Dose?

If you forget to take your dose and there are more than 12 hours until your next dose, take it as soon as you remember. If it's less than 12 hours until your next dose, skip the missed dose and take your next dose as usual. Don't take two doses at once.

Common Side Effects

Here are some side effects you might experience while taking Lenvatinib:

  • Tiredness and Sleep Problems: Rest when needed, and avoid driving or using machines if you're feeling sleepy.
  • Nausea and Vomiting: Drink fluids and eat small meals. If vomiting happens more than once in 24 hours, contact your doctor.
  • Diarrhea: Stay hydrated and contact the hospital if diarrhea becomes severe. Your doctor may recommend medicine to control it.
  • Constipation: Eat fiber-rich foods and get regular exercise. If constipation lasts more than two days, speak with your doctor.
  • Sore Mouth or Throat: Use a soft toothbrush and consider a mouthwash for relief. Avoid foods or drinks that irritate your mouth.
  • Taste Changes: You may notice a bitter taste. Eating cold foods or candy may help.
  • Skin Changes: If your skin becomes dry or itchy, use a moisturizer. Inform your doctor if skin changes worsen.
  • Joint or Muscle Pain: Rest, warm baths, and painkillers may help.
  • Bruising or Bleeding: Be on the lookout for easy bruising, nosebleeds, or unusual bleeding, and contact your doctor if this happens.
  • Infections: If you feel feverish, have a sore throat, cough, or other signs of infection, contact your doctor immediately.
  • Hair Loss: Hair thinning is possible, but it usually goes away after treatment ends.
  • Voice Changes: Inform your doctor if you notice changes to your voice.

How Should I Store Lenvatinib?

  • Keep the capsules in their original packaging at room temperature, away from moisture, heat, and sunlight.
  • Keep out of reach of children.
  • If you vomit after taking the medication, do not take an extra dose. Wait until your next scheduled dose.

Important Follow-Up Care

Regular check-ups and blood tests are important while taking Lenvatinib to monitor its effectiveness and side effects. Your doctor will keep track of how it's affecting your thyroid, kidneys, heart, and other organs. Be sure to follow your doctor's guidance and attend all scheduled appointments.

This medication can help manage your condition, but it is important to follow your treatment plan and reach out to your healthcare team if you have any concerns or experience side effects.

 

Disclaimer: Some portions of this content may be derived from publicly available sources on the internet.

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