A client is given an opiate drug for pain relief following general anesthesia. The client becomes extremely somnolent with respiratory depression. The physician is likely to order the administration of:

When a client becomes extremely somnolent with respiratory depression after being given an opiate drug, the physician is likely to order the administration of naloxone (Narcan). Naloxone is an opiate antagonist that attaches to opiate receptors, blocking or reversing the action of narcotic analgesics. Choices B, C, and D are incorrect. Labetalol is a beta blocker used for hypertension, neostigmine is an anticholinesterase agent used to treat myasthenia gravis and reverse neuromuscular blockade, and thiothixene is an antipsychotic agent used for psychiatric conditions.