Letrozole is an oral aromatase inhibitor which is a non-steroidal drug. Letrozole treats hormonally responsive breast cancer after the surgery in females past menopause. It belongs to the class of drugs known as Aromatase inhibitors and Hormones/antineoplastics and is available in brand form as Femara. It acts by decreasing the quantity of estrogen synthesized in the body.
Letrozole is an inhibitor (aromatase). The drug is used to treat certain types of breast cancer. Patients who have attained a certain age or reached a certain stage of menopause restrictively use Letrozole. Only postmenopausal individuals should use Letrozole.
Letrozole is typically prescribed as an alternative to tamoxifen, another drug used to treat hormonally receptive breast cancer. As an aromatase inhibitor, Letrozole’s work is to completely reduce the amount of estrogen produced in the patient’s body. By doing this, Letrozole starves cancer cells thanks to its ability to deprive them estrogen.
Patients should completely go through menopause to benefit fully from Letrozole.