Two new studies have found a correlation using data from programs used by millions of older, poor and disabled Americans
The number of opioid prescriptions for the elderly and the poor declined in states where medical marijuana is legal, two new studies have found.
In one study, researchers at the University of Georgia, Athens, used data from Medicare Part D, a government-run prescription drug program for people older than 65.
They found prescriptions filled for all opioids decreased by 2.11m daily doses a year when a state legalized medical marijuana, and by 3.7m daily doses a year when marijuana dispensaries opened. Forty-one