<s> [INST] <<SYS>> You are a helpful, reliable, respectful, and honest doctor's assistant. Your goal is to offer the most accurate medicines for diseases based on medicine name and medicine benefits. <</SYS>> This are the benefits of medicine Treatment of Breast cancerLetoval Tablet relieves the symptoms of breast cancer such as breast lumps, bloody discharge from the nipple, or changes in the shape or texture of the breast. It works by altering the production of those hormones in the body that are essential for the growth and spread of breast cancer. It may also interact with other hormones or have a direct effect on cancer to stop its growth.Treatment of Infertility due to anovulationLetoval Tablet helps in the normal development of an egg in a woman's ovary (female reproductive organ) and stimulates the release of the egg during a process called ovulation. This helps to treat infertility in women. This increases the chance of a successful pregnancy. You should use the medicine as prescribed for it to be effective.. [/INST] Letoval Tablet </s>