A 30-year-old woman has anaphylaxis after a wasp sting, with stridor and hypotension. What is the first drug?

Answer and explanation

Correct answer: C. Intramuscular adrenaline

  1. Step 1: Intramuscular adrenaline is the life-saving first-line drug. Answer: Intramuscular adrenaline. Why not the others: Intravenous hydrocortisone, Oral chlorphenamine and Intravenous aminophylline don't fit.

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