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Exploring novel non-opioid pathways and therapeutics for pain modulation

Isabella Alessi1, Kaysie L Banton2,3, Sliter J4

  • 1College of Osteopathic Medicine, Rocky Vista University, Centennial, CO, USA.

Molecular Pain
|March 12, 2025
PubMed

Insights

The opioid crisis necessitates new pain relief. This review details non-opioid targets like sodium channels and inflammasomes, offering safer alternatives for effective pain management.

Area of Science:

  • Neuroscience and Pharmacology
  • Molecular Biology and Immunology

Background:

  • The ongoing opioid crisis underscores the critical need for alternative pain management strategies.
  • Pain is a complex condition with nociceptive, neuropathic, and inflammatory origins, driven by intricate molecular signaling.

Purpose of the Study:

  • To review novel non-opioid targets and pathways in pain modulation.
  • To highlight advancements in understanding and the therapeutic potential of these targets.

Main Methods:

  • Literature review of key pain pathways including voltage-gated sodium channels (Nav1.7, Nav1.8, Nav1.9), inflammasome complexes (NLRP3), kynurenine pathway, prostaglandins, and bradykinin signaling.
  • Analysis of emerging therapeutics targeting these pathways.

Main Results:

  • Identified selective Nav channel blockers, NLRP3 inhibitors, kynurenine pathway modulators, EP receptor antagonists, and bradykinin receptor antagonists as promising non-opioid analgesics.
  • Highlighted the therapeutic potential of targeting these molecular pathways for pain relief.

Conclusions:

  • Developments in non-opioid targets signal a paradigm shift towards precision pain management.
  • Integrating molecular insights is crucial for developing safer, more effective analgesics and transformative pain relief strategies.
Keywords:
NavPGE2Painbradykinininflammasomekynureninenon-opioid

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