EM@3AM: Serotonin Syndrome

A 40-year-old female with history of depression is brought in by EMS for agitation. On arrival she is confused and diaphoretic. Vitals include temperature of 40°C, BP 150/80, HR 120, and RR 28. Exam is remarkable for muscle rigidity, hyperreflexia, and clonus of the lower extremities. What is the next step in your evaluation and treatment?