Contraception: implant: practice question

A OBG question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

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OBG · Contraception: implant

Sample item

A subdermal etonogestrel implant (Implanon) provides contraception for up to:

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

D. 3 years

The single-rod etonogestrel implant inhibits ovulation and is effective for 3 years (evidence for up to 5). It commonly causes irregular bleeding. Return to fertility is rapid after removal.

Option by option

  • A. 6 months

    Six months is too short.

  • B. 1 month

    One month is the duration of combined injectables.

  • C. 10 years

    Ten years is the Cu T 380A duration.

  • D. 3 years (correct)

    Correct. Three years is the labelled duration.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More OBG questions

Questions about this OBG question

What is the answer to this OBG question?

The best answer is D, 3 years. The single-rod etonogestrel implant inhibits ovulation and is effective for 3 years (evidence for up to 5).

Why is "6 months" not the answer?

Six months is too short.

Why is "1 month" not the answer?

One month is the duration of combined injectables.

Why is "10 years" not the answer?

Ten years is the Cu T 380A duration.

What concept does this question test?

It tests Contraception: implant in OBG. It commonly causes irregular bleeding. Return to fertility is rapid after removal.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Contraception: implant?

Learn management algorithms as steps: PPH, eclampsia, ectopic pregnancy. Then use the flashcards and the other OBG questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.