A 70-year-old man was administered penicillin intravenously. Within 5 minutes, he developed generalized uicaria, swelling of lips, hypotension and bronchospasm. The first choice of treatment is to administer -: (A) Chlorpheniramine injection, (B) Epinephrine injection, (C) High dose hydrocoisone tablet, (D) Nebulized salbutamol
Answer is B. Ans. is 'b' i.e., Epinephrine injection Generalized uicaria, swelling of lips, hypotension and bronchospasm within 5 minutes of taking penicillin suggest the diagnosis of anaphylactic type of hypersensitivity. Epienephrine (S.C./i.m.) is DOC for anaphylactic shock.