This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endometriosis, Subject name: Gynaecology & Obstetrics
[{'content': 'All of the following are used in endometriosis except. \nSelect and explain. \nA. Progesterone, B. Danazol, C. GnRH agonist, D. Estrogen', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is d, i.e. EstrogenEndometriosis is as hyperestrogenic condtion so all drugs which directly or indirectly decreased estrogen are used in managing it, not estrogen itself.', 'role': 'assistant'}]