Opioid Use & Workplace Safety | Fitness for Duty Summit Series November 20, 2019 Patrick Weberman Substance abuse and opioid expert, Dr. Iris Greenwald, Medical Review Officer with DriverCheck, presents on opioid use and workplace safety.Dr. Greenwald examines opioid use, abuse, dependence, drug testing options in the workplace, and fitness for duty concerns employers may be facing.A key takeaway from Dr. Greenwald’s presentation:“Make sure, as an employer, you know what you’re asking for in terms of drug testing and make sure you know how you’re going to handle the result, whatever it may be.”