This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
All of these is not a non contraceptive use of Levonorgestrel 
Select and explain. 
A. Endometriosis, B. Pro menstrual tension, C. Complex endometrial hyperplasia, D. Emergency contraception
A: Endometriosis
Answer: A: Endometriosis 
Explanation: Refer Williams Obstetrics 24/e p 714 Drugs used for emergency contraception Levonorgestrel Ethinyl estradiol +Norgesterol Mifepristone Copper IUDs Centchroman Ullipristal