Muscle relaxants: sugammadex dosing: practice question

A Anaesthesia 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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Anaesthesia · Muscle relaxants: sugammadex dosing

Sample item

What dose of sugammadex is used for immediate reversal after a rapid-sequence dose of rocuronium?

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

The answer and the reasoning

B. 16 mg/kg

Sugammadex 2 mg/kg reverses moderate block (return of T2), 4 mg/kg reverses deep block (1 to 2 post-tetanic counts), and 16 mg/kg is used for immediate reversal 3 minutes after rocuronium 1.2 mg/kg.

Option by option

  • A. 0.5 mg/kg

    0.5 mg/kg is too low for any standard use.

  • B. 16 mg/kg (correct)

    Correct. 16 mg/kg is the immediate-reversal dose.

  • C. 50 mg/kg

    50 mg/kg exceeds recommended doses.

  • D. 2 mg/kg

    2 mg/kg reverses moderate block.

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.

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Questions about this Anaesthesia question

What is the answer to this Anaesthesia question?

The best answer is B, 16 mg/kg. Sugammadex 2 mg/kg reverses moderate block (return of T2), 4 mg/kg reverses deep block (1 to 2 post-tetanic counts), and 16 mg/kg is used for immediate reversal 3 minutes after rocuronium 1.

Why is "0.5 mg/kg" not the answer?

0.5 mg/kg is too low for any standard use.

Why is "50 mg/kg" not the answer?

50 mg/kg exceeds recommended doses.

Why is "2 mg/kg" not the answer?

2 mg/kg reverses moderate block.

What concept does this question test?

It tests Muscle relaxants: sugammadex dosing in Anaesthesia. 2 mg/kg.

How hard is this question?

We tag it as a multi-step question: it asks you to combine more than one idea. 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 Muscle relaxants: sugammadex dosing?

Make a table of each agent, its key advantage and its main side effect. Then use the flashcards and the other Anaesthesia 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.