A drug made from marijuana reduced back pain in a large study

By MATTHEW PERRONE, AP Health Writer
WASHINGTON (AP) — An experimental medication made from marijuana successfully reduced back pain in a new study, offering further support for the drug’s potential in treating one of the most common forms of chronic pain.
The 800-patient study by a German drugmaker is the latest evidence of the therapeutic properties of cannabis, which remains illegal under U.S. federal law even as most states have made it available for medical or recreational use.