Immobilize cervical spine for suspected trauma
Fluid resuscitation 20 mL/kg x3 as needed; start pressors thereafter
Antibiotics for sepsis or meningitis (consider antiviral it patient is toxic)
Naloxone for opioid or clonidine overdose (0.01-0.1mg/kg IV q2 min)
Glucose for hypoglycemia (2 mL/kg of 25% dextrose)
Avoid sodium bicarbonate for metabolic acidosis unless pH <7.0
Control seizures
Prevent hypothermia, treat hyperthermia
Altered mental status 
Sympathomimetics/cocaine
Sedation 
Anticholinergics
Extrapyramidal reaction
Arsenic
Tremor
LSD