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
Mirena is a 
Select and explain. 
A. Progesterone IUCD, B. Antiprogesterone, C. Used in abortions, D. Hormonal implant
A: Progesterone IUCD
Answer: A: Progesterone IUCD 
Explanation: LNG-IUS or Mirena
It is a levanorgestrel releasing device
It contains about 52 mg of levanorgestrel released at a rate approximately 20 microgram per day