CAS *-51-5 Letrozole

Product Name:Letrozole Alias：Femara; Letrozol; Letrazole CAS Registry Number:*-51-5 Molecular Formula:C17H11N5 Molecular Weight: 285.31 Melt Point:181-183°C Femara (generic name is letrozole) is an oral drug which can be an effective fertility treatment for women with ovulation problems, or for those with unexplained infertility. This medication is in a class of drug called aromatase inhibitors. Femara has mainly been used to treat certain cases of breast cancer. Letrozole is used for？ Primarily treating certain kinds of breast cancer in women past menopause. It may also be used for other conditions as determined by your doctor. Letrozole 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. How to use letrozole？ Use letrozole as directed by your doctor. Check the label on the medicine for exact dosing instructions. Take letrozole by mouth with or without food. Take letrozole on a regular schedule to get the most benefit from it. If you miss a dose of letrozole, take it as soon as possible. If it is almost time for the next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once. Ask your health care provider any questions you may have about how to use letrozole. Femara to Induce Ovulation When the enzyme aromatase is inhibited by the letrozole medication, estrogen levels are suppressed in young women. This results in the brain and pituitary gland increasing the output of FSH (follicle stimulating hormone). In women that have polycystic ovary syndrome or anovulation (a problem with ovulation) the increase in FSH hormone can result in development of a mature follicle in the ovary and ovulation of an egg. Doctors call this process "induction of ovulation".

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