http://www.latimes.com/science/scien...306-story.html


For years, doctors turned to opioid painkillers as a first-line treatment for chronic back pain and aches in the joints. Even as the dangers of addiction and overdoses became more clear, the drugs' pain-relieving benefits were still thought to justify their risks.

Now researchers have hard data that challenges this view.

In the first randomized clinical trial to make a head-to-head comparison between opioids and other kinds of pain medications, patients who took opioids fared no better over the long term than patients who used safer alternatives.

"There was no significant difference in pain-related function between the 2 groups over 12 months," researchers reported Tuesday in the Journal of the American Medical Assn.

By some measures, the people using non-opioid drugs such as Tylenol, ibuprofen and lidocaine experienced more pain relief than people using medications like morphine, Vicodin and oxycodone — though the differences weren't large enough to be considered statistically significant. Patients in both groups saw similar improvements in their quality of life.

The findings cast doubt on the medical community's "standard approach" of using opioids to manage chronic musculoskeletal pain, the researchers found.

"Overall, opioids did not demonstrate any advantage over nonopioid medications that could potentially outweigh their greater risk of harms," wrote the team led by Dr. Erin Krebs of the Minneapolis Veterans Affairs Health Care System's Center for Chronic Disease Outcomes Research.

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