Tag: NMDA receptor antagonists

Opioid-Induced Hyperalgesia: Why More Painkillers Can Mean More Pain

Opioid-Induced Hyperalgesia: Why More Painkillers Can Mean More Pain

Jun, 11 2026

Learn about Opioid-Induced Hyperalgesia (OIH), a condition where long-term opioid use increases pain sensitivity. Discover symptoms, differences from tolerance, and treatment options like methadone rotation.

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