Antiepileptics: 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 · Antiepileptics

Sample item

What is a notable adverse effect of phenytoin?

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

The answer and the reasoning

D. Gingival hyperplasia

Phenytoin can cause gingival hyperplasia, hirsutism, ataxia, rash, and enzyme induction, requiring monitoring and dental care.

Option by option

  • A. Bronchospasm in all patients

    Bronchospasm is not universal.

  • B. Severe hypoglycaemia

    Hypoglycaemia is not typical.

  • C. Pupil constriction

    Miosis is not a characteristic effect.

  • D. Gingival hyperplasia (correct)

    Correct: gingival hyperplasia is classic phenytoin toxicity.

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 Pharmacology questions

Questions about this Pharmacology question

What is the answer to this Pharmacology question?

The best answer is D, Gingival hyperplasia. Phenytoin can cause gingival hyperplasia, hirsutism, ataxia, rash, and enzyme induction, requiring monitoring and dental care.

Why is "Bronchospasm in all patients" not the answer?

Bronchospasm is not universal.

Why is "Severe hypoglycaemia" not the answer?

Hypoglycaemia is not typical.

Why is "Pupil constriction" not the answer?

Miosis is not a characteristic effect.

What concept does this question test?

It tests Antiepileptics in Pharmacology. The correct option holds because: Correct: gingival hyperplasia is classic phenytoin toxicity.

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 Antiepileptics?

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.