Letrozole, known as Femara is used to treat the different type of cancers, like breast cancer. In women, the cancer is caused mostly because of the menopause. It helps to treat and prevent the breast cancer.
Sometimes the breast cancer can be caused by the natural hormone known as estrogen. Letrozole helps in decreasing the estrogen hormone and lowering the estrogen side effects.
In case of such rare but serious side effect, contact your doctor immediately. Vomiting, blurred vision, changes in the mood (depression), unusual tiredness, yellowing of the skin or eyes, Dark Urine, Bone Fractures, Swelling of the legs and arms.
Standard dosage in the treatment of breast cancer is 2.5mg per day. For anabolic steroids users, that want a protection against estrogen effect, the dosage should be lower, 0.5-1mg every other day.