zoladax 3.6 mg Zoladax 3.6 mg contains Goserelin 3.6 mg, a long-acting hormonal medicine used to reduce the production of sex hormones in the body. It is mainly used in hormone-sensitive prostate and breast cancers and may also be prescribed for certain gynecological conditions. By temporarily suppressing hormone production, it helps reduce the hormonal stimulation that can contribute to the growth of certain cancers. It is administered as a small implant under the skin by a healthcare professional.