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
The progesterone of choice for emergency contraception is : 
Select and explain. 
A. Norethisterone, B. Medroxyprogesteroneacetate, C. Levonorgesterel, D. Desogestrel
C: Levonorgesterel
Answer: C: Levonorgesterel 
Explanation: Ans. is c i.e. Levonergesterol The progeserone of choice for emergency contraception is Levonorgesterel. Dose of Levonergesterol for emergency contraception= 0.75mg Adavntages It has no estrogenic side effects Can be given to hypeensive, cardiac and diabetic women. Can be given to lactating women Single dose therapy (i.e. 2 tablets taken as a single dose) can be given. It is contraindicated in women with H/O thrombophelebitis and migraine.