A 35-year-old man is brought to the emergency department somnolent with pinpoint pupils and respiratory rate of 6 breaths/min after being found with empty opioid blister packs. What is the most appropriate immediate intervention?AAdminister intravenous naloxone and support airway and breathing.BGive intravenous flumazenil.CPerform immediate gastric lavage only.DObserve without intervention as he may recover spontaneously.EStart high-dose intravenous steroids.Check my answer