The quantity of hormone released by Progestasert per day is? – Gynaecology MCQ

The quantity of hormone released by Progestasert per day is?
A. 25 µg
B. 45 µg
C. 65 µg
D. 85 µg

Correct answer : C. 65 µg

Mirena - progesterone releasing IUCDProgesterone releasing IUCD – Mirena

  • Progestasert is a commonly used IUCD which carries 38 mg of progesterone in silicone oil reservoir.
  • It releases 65 µg of hormone per day.
  • It acts by forming a thick plug of mucus at the cervical os which prevents penetration by the sperm.

Ref: Shaw’s Textbook of Gynaecology, 15th edition, p227.
Image credits: Hic et nunc. https://en.wikipedia.org/wiki/File:Mirena_IntraUterine_System.jpg

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