Colorectal surgery patients who were a part of an enhanced recovery after surgery (ERAS) program had less pain, while using nearly half as many opioids, according to research being presented at the ANESTHESIOLOGY 2019 annual meeting.
source https://www.lifetechnology.com/blogs/life-technology-medical-news/colorectal-surgery-patients-use-fewer-opioids-report-less-pain-with-enhanced-recovery-after-surgery