Pharmacovigilance · Pharmacology

Which of the following is an example of a Type B adverse drug reaction?

  1. Hypoglycemia due to insulin
  2. Bleeding from warfarin overdose
  3. Anaphylaxis after penicillin
  4. Sedation from antihistamines
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Correct answer: Anaphylaxis after penicillin

Type B reactions are bizarre, unpredictable, and not dose-dependent. Anaphylaxis after penicillin is an immune-mediated reaction and represents a classic Type B adverse drug reaction.

Difficulty: Medium Question 5 of 20

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