Ahmad is a 22 year-old male who has been taking oxycodone and morphine for over 10 years for his chronic back pain. He decided to stop oxycodone and morphine. He states, ‘I would like to use only ibuprofen from now onwards’. However, first he would like to take buprenorphine to taper off his dependence on oxycodone and morphine. His physician started him on buprenorphine-naloxone 8/2 mg. Within a few hours, Ahmad developed nausea, vomiting, diarrhea, muscleaches, rhinorrhea, sweating and insomnia. In the physical examination, he was found to have pupillary dilation, piloerection and yawing. What is the next best step in management?

Anand is a 34 year-old male who presents in the emergency room because he decided to ‘do something about my pill problem before they destroy my life’. He feels guilty that he had to starve this children to buy his ‘goodies’.He reports using hydrocodone and morphine and ‘whatever I can get my hands on’ pills almost on a daily basis, ‘I go bonkers if I don’t feed my habit one way or another’. His last use of morphine was around two hours ago. What is the best way to treat his opioid use disorder?

Laura is a 24 year-old female who came to the emergency room this evening with severe nausea, vomiting, diarrhea, tremors, hot and cold flushes, sweating, and goosebumps. In the physical examination, you found an anxious, watery eyed patient, who was yawning and restless. She reports that she has been using oxycodone, methadone regularly and marijuana occasionally. Last night she had two beers, her regular daily intake. Today she went to an outpatient clinic for the treatment of her opioid disorder and was started on naloxone 50 mg once daily. Which of the following medications is the reason for her emergency room visit this evening?