GOSERELIN (GOE se rel in) is similar to a hormone found in the body. It lowers the amount of sex hormones that the body makes. Men will have lower testosterone levels and women will have lower estrogen levels while taking this medicine. In men, this medicine is used to treat prostate cancer; the injection is either given once per month or once every 12 weeks. A once per month injection (only) is used to treat women with endometriosis, dysfunctional uterine bleeding, or advanced breast cancer.

There is no lifestyle interaction information available for this medication.