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FDA takes fresh look at whether opioids are effective for chronic pain
The Washington Post

The Food and Drug Administration will require drug companies to study whether prescription opioids are effective in quelling chronic pain — another step in the government’s efforts to rein in use of the narcotics that spawned the drug epidemic.

Some studies already indicate that opioids are ineffective for pain beyond 12 weeks and many experts say long-term use can cause addiction, by prompting patients to build up tolerance to the drugs and seek higher doses. But conclusive, controlled research is scarce.

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