The idea was that a structural adaptation to the drug oxymorphone, derived from morphine, would work tirelessly to attach to the same brain receptors that opioids like heroin attached to. (health.com)
Under new rules, transport workers will be tested for hydrocodone, oxycodone, hydromorphone and oxymorphone. (cnbc.com)
The rule adds screening for hydrocodone, hydromorphone, oxymorphone and oxycodone, the Department of Transportation said. (cnbc.com)