 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  or stop the growth of cancer cells and helps relieve symptoms such as painful/difficult urination. Talk to your doctor about the risks and benefits of treatment.Histrelin is also used by children to treat early puberty (central precocious puberty). It helps to slow abnormally fast bone development so that height and growth rate are near normal and to stop or reverse signs of early puberty (such as breast/pubic hair growth in girls, pubic hair growth in boys). Histrelin works by reducing the amount of testosterone and estrogen. This medication is used until the doctor decides it is time for puberty to resume. How to use Vantas Kit Read the Medication Guide and, if available, the Patient Information Leaflet that comes with the histrelin implant. If you have any questions, ask your doctor. Your doctor will surgically place the medicated implant under the skin of your upper arm. The implant releases histrelin into your blood slowly and continuously over 12 months. After 12 months, your doctor will remove the implant and replace it with a new one. Consult your doctor for details. It is very important to keep the bandage in place for several days until the surgical incision heals. Keep the incision clean and dry. Avoid bathing and </s>