Goserelin Extended Release Implant is a hormonal drug that is primarily used for prostate cancer that is suitable for hormone therapy or to reduce pain and damage caused by endometriosis. Goserelin Extended Release Implant can also be used for premenopausal and perimenopausal breast cancer patients. Goserelin extended-release implant is a synthetic analogue of gonadotropin-releasing hormone. Long-term application of the drug can inhibit the secretion of pituitary gonadotropins, reduce testosterone levels in men and decrease estradiol in women, thereby treating diseases related to sex hormone levels.