Precocious pubertal is frequent and should lead to a rigorous evaluation. It is important to precisely evaluate the timing of pubertal development, and to search for an hypothalamic lesion in cases of central precocious puberty. It is also important to recognize that many cases of precocious puberty will not progress and therefore do not need treatment. When central precocious puberty has been confirmed, GnRH agonists should be considered. Management issues, as well as long term results of these treatments are presented.