Anaesthesia drugs: practice question

A Pharmacology 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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Pharmacology · Anaesthesia drugs

Sample item

What is the emergency treatment principle for malignant hyperthermia?

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

The answer and the reasoning

B. Stop triggering agent and give dantrolene

Malignant hyperthermia requires immediate discontinuation of triggering anaesthetic, dantrolene, active cooling, and treatment of hyperkalaemia and acidosis.

Option by option

  • A. Give succinylcholine again

    Succinylcholine can trigger the crisis.

  • B. Stop triggering agent and give dantrolene (correct)

    Correct: dantrolene directly treats uncontrolled calcium release.

  • C. Delay treatment until CK result

    Treatment cannot wait for laboratory confirmation.

  • D. Use only oral antihistamine

    Antihistamine does not address muscle hypermetabolism.

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 Pharmacology question

What is the answer to this Pharmacology question?

The best answer is B, Stop triggering agent and give dantrolene. Malignant hyperthermia requires immediate discontinuation of triggering anaesthetic, dantrolene, active cooling, and treatment of hyperkalaemia and acidosis.

Why is "Give succinylcholine again" not the answer?

Succinylcholine can trigger the crisis.

Why is "Delay treatment until CK result" not the answer?

Treatment cannot wait for laboratory confirmation.

Why is "Use only oral antihistamine" not the answer?

Antihistamine does not address muscle hypermetabolism.

What concept does this question test?

It tests Anaesthesia drugs in Pharmacology. The correct option holds because: Correct: dantrolene directly treats uncontrolled calcium release.

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 Anaesthesia drugs?

Learn drugs as classes, then the exception in each class that an examiner would pick. Then use the flashcards and the other Pharmacology 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.