input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 24-year-old man is brought in to the emergency department by his parents who found him in his room barely responsive and with slurring speech. The patients’ parents say that a bottle of oxycodone was found at his bedside and was missing 15 pills. On physical examination, the patient appears drowsy and lethargic and is minimally responsive to stimuli. His respiratory rate is 8/min and shallow, blood pressure is 130/90 mm Hg, and pulse is 60/min. On physical examination, miosis is present, and the pupils appear pinpoint. The patient is given a drug to improve his symptoms. Which of the following is the mechanism of action of the drug that was most likely administered?   (A) μ, κ, and ẟ receptor antagonist   (B) μ receptor agonist   (C) к receptor agonist and μ receptor antagonist   (D) μ receptor partial agonist and к receptor agonist
output: ['(A) μ, κ, and ẟ receptor antagonist <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) μ, κ, and ẟ receptor antagonist  (B) μ receptor agonist  (C) к receptor agonist and μ receptor antagonist  (D) μ receptor partial agonist and к receptor agonist <> possible answers', '  A 24-year-old man is brought in to the emergency department by his parents who found him in his room barely responsive and with slurring speech. The patients’ parents say that a bottle of oxycodone was found at his bedside and was missing 15 pills. On physical examination, the patient appears drowsy and lethargic and is minimally responsive to stimuli. His respiratory rate is 8/min and shallow, blood pressure is 130/90 mm Hg, and pulse is 60/min. On physical examination, miosis is present, and the pupils appear pinpoint. The patient is given a drug to improve his symptoms. Which of the following is the mechanism of action of the drug that was most likely administered? <> context']