Letrozole

Femara®


Uses


What is Letrozole for?

Letrozole is a medicine that is used to treat breast cancer in menopausal women. It works by reducing the production of a hormone, estrogen that is present in the body.

How should I take or use Letrozole?

It is a tablet taken by mouth. It can be taken with food or on an empty stomach with a glass of water or juice.

What should I do if I forget to take or use Letrozole?

If you miss a dose of Letrozole, take it as soon as you can if it is within 12 hours of the missed dose. If it is over 12 hours since your missed dose, skip the missed dose and go back to your usual dosing time.


Side Effects


What are some common side effects of Letrozole?

  • Bone pain, joint pain or muscle ache
  • Hot flushes can sometimes occur
    If this occurs, take your tablets at bedtime.
  • Tiredness and lack of energy may occur
    If tiredness is a problem, do not drive a car or operate machinery if you are feeling tired. Avoid alcohol as it may make you feel more tired and drowsy.
  • Osteoporosis
    Calcium supplementation can reduce or prevent bone thinning.
  • Hair thinning may occur
    If this occurs, use a gentle baby shampoo and soft brush.

Inform your doctor if any of the following occurs:

  • Severe headache or nausea
  • Skin rash
  • Chest pain or palpitations
  • Dizziness
  • Swollen extremities
  • Unusual constipation or diarrhea
  • For women: Unexpected vagina bleeding or discharge

Handling


How should I store Letrozole?

  • Keep away from children
  • Keep in a cool, dry place, away from direct sunlight
  • Store at room temperature

For more information


What else should I know about Letrozole?

Click here to learn more about Letrozole used as an oral fertility drug in women.

What should I do if I overdose?

If you overdose on this medicine, inform your doctor immediately.

Disclaimers

Please take note that the above is not a complete list of all possible side effects. If you have any concerns about your medication or if you have other side effects that you think are caused by this medication, please consult your doctor or pharmacist.

If you take more than the recommended dose, please seek medical advice immediately. The information provided on this page does not replace information from your healthcare professional. Please consult your healthcare professional for more information.

This article is jointly developed by members of the National Medication Information workgroup. The workgroup consists of cluster partners (National Healthcare Group, National University Health System, and SingHealth), community pharmacies (Guardian, Unity, and Watsons), and the Pharmaceutical Society of Singapore. The content does not reflect drug availability and supply information in pharmacies and healthcare institutions. You are advised to check with the respective institutions for such information.

Last Updated on October 2017



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