CHICAGO, Oct. 15 (UPI) -- Despite warnings “not to operate heavy machinery,” long-term pain medication apparently does not impair a person’s ability to drive safely, a U.S. study found.Dr. Asokumar Buvanendran of Rush University Medical Center in Chicago said opioid pain relievers such as morphine and other narcotics carry warning labels urging patients not to drive or operate heavy machinery during use.
