INDICATIONS AND COMMON INFORMATION
Femara is used for primarily treatment of certain kinds of breast cancer in women past menopause. This is an aromatase inhibitor. It works by reducing the total amount of estrogen produced primarily in the body. This helps to starve cancer cells by depriving them of estrogen.
Use Femara as directed by your doctor.
Ask your health care provider any questions you may have about how to use Femara.
Store it at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Femara out of the reach of children and away from pets.
Active Ingredient: Letrozole.
Do NOT use Femara if:
Contact your doctor right away if any of these apply to you.
Some medical conditions may interact with Femara. Tell your doctor or pharmacist if you have any of the following apply to you:
Some medicines may conflict with the medication. Tell your doctor if you are taking any other medicines, especially any of the following:
This may not be a complete list of all interactions that may occur. Ask your doctor if Femara may cause a problems with other medicines that you take. Check with your doctor before you start, stop, or change the dose of any medicine.
Important safety information:
Check with your doctor if any of these most common side effects persist or become bothersome:
Back, leg, constipation; cough; diarrhea; hot flashes; flushing; increased sweating; indigestion; loss of appetite; fluid retention; nausea; night sweats; sleeplessness; tiredness; vaginal dryness or irritation; weight gain or loss.
Seek medical attention right away if any of these problems occur:
Reactions (rash; hives; itching; difficulty breathing; unusual hoarseness); tenderness; confusion; fever, chills, or sore throat; numbness of an arm or leg; one-sided weakness; stomach pain; shortness of breath; sudden severe headache, vomiting, dizziness, or fainting; swelling of the ankles or feet; unexplained vaginal bleeding or discharge; vision or speech changes.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider.
Written: Laura Jenkins
Reviewed: Cristina Matera, MD