Puberty blockers, which includes GnRH analogs, can pause early puberty in specific circumstances

https://ricardoznme041.yousher.com/growth-hormone-what-does-it-do-pediatric-endocrinologists-explain-1

Puberty blockers, such as GnRH analogs, can pause early puberty in specific cases, retaining enlargement ability whereas providers track bone density, mood, and metabolic well being.