“…In summary, data suggest that IV acetaminophen effectively relieves pain, may have a faster onset of action than oral acetaminophen, is theoretically less hepatotoxic than oral acetaminophen, and is opioid-sparing; these properties may be advantageous in trauma populations, including military patients with combat-related injuries (Vokoun, 2015). Overall, acetaminophen is considered an effective analgesic that can be included in a multimodal analgesic plan when contraindications and safety issues are considered (Barr et al, 2013; Oyler et al, 2015). …”