A 36‑year‑old man with known peanut allergy develops urticaria, wheeze, and hypotension (BP 78/40) 10 minutes after ingestion. What is the first‑line ...

Question

A 36‑year‑old man with known peanut allergy develops urticaria, wheeze, and hypotension (BP 78/40) 10 minutes after ingestion. What is the first‑line treatment and dose?

Accepted Answer

Epinephrine 0.3-0.5 mg IM (1 mg/mL) into the anterolateral thigh, repeat every 5-15 min as needed

Answer

Diphenhydramine 50 mg IV

Answer

Methylprednisolone 125 mg IV

Answer

Albuterol nebulization only

Answer

Epinephrine 1 mg IV bolus immediately

us-abem MCQ (SBA): Anaphylaxis

A 36‑year‑old man with known peanut allergy develops urticaria, wheeze, and hypotension (BP 78/40) 10 minutes after ingestion. What is the first‑line treatment and dose?