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Overlapping pathways of migraine and the endocannabinoid system: Potential therapeutic targets
Journal article   Open access   Peer reviewed

Overlapping pathways of migraine and the endocannabinoid system: Potential therapeutic targets

Adriana Della Pietra and Andrew F. Russo
Neurotherapeutics, Vol.23(3), e00833
01/17/2026
DOI: 10.1016/j.neurot.2026.e00833
PMCID: PMC12996789
PMID: 41549028
url
https://doi.org/10.1016/j.neurot.2026.e00833View
Published (Version of record) Open Access

Abstract

Migraine is a disabling neurovascular disorder with limited therapeutic options, especially for patients unresponsive to current treatments targeting calcitonin gene-related peptide (CGRP) signaling. The endocannabinoid system (ECS) has emerged as a promising alternative for migraine modulation, offering analgesic, anti-inflammatory, and neuroimmune-regulatory effects through its main ligands, anandamide (AEA) and 2-arachidonoylglycerol (2-AG), and their degrading enzymes. This review provides an updated map of endocannabinoid components in central and peripheral migraine-relevant regions, highlighting their spatial distribution and functional regulation in animal models. We summarize the available preclinical evidence supporting the anti-nociceptive effects of endocannabinoid-degrading enzyme inhibitors and cannabinoid receptor agonists/antagonists, with particular emphasis on the therapeutic potential of multi-target compounds. Moreover, we explore non-canonical ECS pathways, including TRPV1, D2 dopamine receptors, serotonergic and ion channel interactions, and their roles in modulating CGRP release and trigeminovascular signaling to treat migraine pathophysiology. Finally, we propose two sleep-related directions for treatments involving ECS modulation of circadian rhythms and glymphatic clearance. Although human translational data are limited, the ECS offers a multifaceted framework for developing next-generation therapeutics targeting migraine pathophysiology.
2-AG Analgesic Anandamide Circadian rhythm Glymphatic clearance

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