This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
What is the drug of choice for precocious pubey in girls? 
Select and explain. 
A. GnRH analogues, B. Cyproterone acetate, C. Danazol, D. Medroxyprogesterone acetate
A: GnRH analogues
Answer: A: GnRH analogues 
Explanation: Ans: A. GnRH analogues(Ref- .Shaw 16/e p59).Precocious pubey - Treatment:Depends on cause.Primary treatment goal:Enable child to grow to a normal adult height.GnRH & Medroxy progesterone acetate.GnRH agonists:Doc regardless of cause.DOC for halting premature sexual development.Effective in children with organic brain lesions causing central precocious pubey.Effective in identification of hypothalamic hamaoma (precocious pubey - only manifestation)