Review Question - QID 210872

A 20-year-old man presents to the emergency department by his father for not sleeping for 2 nights consecutively. His father noticed that the patient had been in an unusual mood. 1 day ago, the patient disrobed in front of guests after showering. He has also had lengthy conversations with strangers. 1 month ago, the patient took out a large loan from a bank to fund a business idea he had not yet started. He also borrowed his father's credit card to make a spontaneous trip to Switzerland by himself for a few days, where he spent over 30,000 dollars. His father notes that there have been episodes where he would not leave his bed and remained in his room with the lights off. During these episodes, he sleeps for approximately 15 hours. His temperature is 98.5°F (36.9°C), blood pressure is 117/68 mmHg, pulse is 98/min, respirations are 14/min, and oxygen saturation is 98% on room air. On physical exam, he is talkative, distractable, and demonstrates a flight of ideas. His speech is pressured, difficult to interrupt, and he asks intrusive questions. Which of the following is the most appropriate treatment option for this patient?