Gynaecology & Obstetrics Which is not a mechanism of action of intra uterine contraceptive devices (IUCD)? A Increased motility B Aseptic inflammation C Altered cervical mucus D Inhibit ovulation 💡 Explanation Which is not a mechanism of action of intra uterine contraceptive devices (IUCD)? ✓ Correct Answer: D. Inhibit ovulation