prostate cancer, advanced breast cancer, or certain gynecological conditions, a healthcare provider may prescribe 3.6-mg goserelin acetate implant (Zoladex®). A higher strength also is available (10.8 mg), but it is primarily used to treat late-stage prostate cancer.
Goserelin acetate implants are inserted just under the skin of the abdomen (stomach). After it is inserted, this implant gradually releases a controlled amount of medicine as it dissolves. The goserelin acetate 3.6-mg implant dissolves in 4 weeks, while it takes 12 weeks for the 10.8-mg implant to dissolve.
(Click Goserelin Acetate Implant Dosage for more details on when and how to use this medication. This article covers dosing guidelines for various uses and provides tips on how to ensure the effectiveness of this implant.)