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  • Basic Info
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Generic: letrozole
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Certain types of breast cancer grow under the influence of estrogen

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What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • allergic reactions like skin rash, itching, or hives
  • bone fracture
  • chest pain
  • difficulty breathing or shortness of breath
  • severe pain, swelling, warmth in the leg
  • unusually weak or tired
  • vaginal bleeding

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • bone, back, joint, or muscle pain
  • dizziness
  • fatigue
  • fluid retention
  • headache
  • hot flashes, night sweats
  • nausea
  • weight gain

Where should I keep my medicine?

Keep out of the reach of children.

Store between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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