Pharmaceutical With opioid abuse in the USA now a major crisis and the use of certain non-opioids in combination with these drugs a major potential risk, Thomas W. Frederickson, lead author of the Society of Hospital Medicine guide Reducing Adverse Drug Events Related to Opioids (RADEO), writes about reducing the risk of death and the related US Food and Drug Administration (FDA) warnings in an Expert View piece. 8 February 2017