Histrelin Subcutaneous Implant in Children With Central Precocious Puberty

Inclusion Criteria: * Pre-treated or treatment naive patients with gonadotropin-dependent precocious puberty * Pre-treatment pubertal type response of LH to a stndard GnRH stimulation test before initiation of treatment Exclusion Criteria: * Children who are less than 2 years of age at enrollment * Children whose chronological age is greater than 8 years (naive) and 10 years (pre-treated) for girls or 9 years (naive) and 11 years (pre-treated) for boys at the onset of the study