Question

Choose the odd pair

• A. Lactational amenorrhea - Natural method
• B. Vault - Barrier method
• C. Multiload 375 - Intrauterine device
• D. Saheli - Contraceptive implant

Hint:

Saheli: World's first non-steroidal oral contraceptive, developed by CDRI, Lucknow.

Answer 1

The Correct Option is D

Step 1: Analyze Each Pair:

(A) Lactational amenorrhea: Absence of menstruation during intense breastfeeding. It is a Natural method of contraception. (Correct pair).
(B) Vaults: Rubber caps inserted into the female reproductive tract to cover the cervix. They are Barrier methods. (Correct pair).
(C) Multiload 375: A copper-releasing IUD. It is an Intrauterine Device. (Correct pair).
(D) Saheli: Saheli is a non-steroidal preparation (Centchroman) taken as a pill (once a week). It is an Oral Contraceptive Pill, NOT an implant. Implants are subcutaneous devices containing progesterone/estrogen (e.g., Norplant). (Incorrect/Odd pair).

Step 2: Conclusion:
Option (D) is the odd pair because the classification is wrong.