Snapshot A 27-year-old comatose man is brought to the trauma bay of the emergency department as a victim of a multi-vehicle collision. On physical exam, the patient does not respond to command has multiple rib fractures and frank bruising throughout his abdomen and face. He is intubated and started on sedation while being mechanically ventilated. In the intensive care unit, the resident starts the patient on pantoprazole in anticipation of prolonged mechanical ventilation. However, the pharmacist requests consideration of famotidine instead to decrease risk of C. difficile infection. Introduction Drugs login to view 3 more bullets Mechanism of action login to view 1 more bullet Clinical use login to view 4 more bullets Adverse effects login to view 10 more bullets