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
GnRH agonists used in treatment of leiomyoma suppress progesterone levels after 
Select and explain. 
A. 2 weeks, B. 3 weeks, C. 4 weeks, D. 5 weeks
A: 2 weeks
Answer: A: 2 weeks 
Explanation: After 1-2 weeks of GnRH agonist therapy, estrogen and progesterone levels start to decline.