A 25-year-old man with a known peanut allergy accidentally ingests peanuts and develops generalised urticaria, wheeze, stridor and hypotension. What is the most appropriate immediate treatment?AIntravenous chlorphenamineBIntramuscular adrenaline into the anterolateral thighCOral prednisoloneDInhaled salbutamol onlyEObserve without treatmentCheck my answer