Your patient is a 28-year-old male with a history of panic a…

Your patient is a 28-year-old male with a history of panic attacks. He states that symptoms began about 20 minutes ago and that he has been unable to get them under control. He complains of shortness of breath, chest pain, dizziness, and a feeling that he is going to die. His skin is warm and moist. HR = 132, BP = 138/98, RR = 26 and shallow. You spend 15 minutes on-scene with him attempting to “talk him down” without success. Which of the following is most appropriate?