<prompt> Best antagonist of MorphinePentazocineBuprenorphineNaloxoneNalorphine  <response>: Ans. is c Naloxone Tt of choice for morphine poisoning is Naloxone 6 mg. IV repeated every 3 min till respiration picks up It is preferred due to no agonistic action and no respiratory depression. Nalorphine is given only when Naloxone not available 