Letrozole is a prescription medicine. Primarily, it is used for the treatment of Breast Cancer.

The right dosage of Letrozole depends on the age, gender, and medical history of the patient. Individual symptoms and route of administration also determines the right dosage. Refer to the dosage section for a detailed discussion.

The side effects typically associated with Letrozole include Hot Flashes, Musculoskeletal Pain (Bone, Muscle or Joint). While these are the most often observed Letrozole side effects, there are can be others also. These have been listed below. Normally, these side effects of Letrozole are not long lasting and go away when the treatment is finished. Please speak with your doctor if these side effects worsen or persist for a longer duration.

It is also important to note that Letrozole has a Severe effect for pregnant women and Severe effect on lactating mothers. It is important to know if Letrozole has any effect on the kidney, liver and heart. Information on such adverse effects, if any, has been given in the Letrozole related warnings section.

Individuals suffering from medical conditions like Liver Disease must refrain from the use of Letrozole since this can cause severe adverse effects. The section on Letrozole contraindications lists all such conditions.

Besides this, Letrozole may also have severe interaction with some medicines. See below for a complete list.

You should also be aware that Letrozole is not safe while driving, and is not addiction.