A 27-year-old man presents minutes after being stung by a bee. He is hypotensive, wheezy and has generalised urticaria and facial swelling. Which is the MOST appropriate first-line treatment?AIntravenous hydrocortisoneBIntramuscular adrenaline into the anterolateral thighCNebulised salbutamol aloneDIntravenous chlorphenamineEOral prednisoloneCheck my answer