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Psychedelics and related compounds in cluster headache and migraine: a systematic review and meta-analysis v1

Camille Racca, Cécilie Cordier

June 21, 2026 DOI: 10.17504/protocols.io.j8nlk7ey6g5r/v1 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Systematic review and meta-analysis protocol
Interventions Psilocybin psilocin LSD LSA DMT/ayahuasca mescaline BOL-148 lisuride methysergide methylergonovine
Topics Serotonin
Keywords Methysergide Cluster headache Cluster spacecraft
Key findings The protocol describes a planned systematic review and meta-analysis to evaluate the efficacy and safety of serotonergic psychedelics and related compounds for cluster headache and migraine.

Abstract

This protocol describes a systematic review and meta-analysis assessing the efficacy and safety of classic serotonergic psychedelics and related serotonergic ergoline or lysergamide compounds in cluster headache and migraine. The review will include clinical studies evaluating psilocybin, psilocin, LSD, LSA, DMT/ayahuasca, mescaline, BOL-148 / 2-bromo-LSD / bromolysergide, lisuride, methysergide and methylergonovine. The expected result is a structured synthesis of the available evidence on changes in headache burden, safety and tolerability, quality of life, and functional impact. If sufficient comparable data are available, random-effects meta-analyses will be conducted separately according to headache disorder and compound used.

Comparable studies

Other systematic reviews and meta-analyses on serotonin, most cited first.

Study Year Design Participants
Therapeutic effects of classic serotonergic psychedelics: A systematic review of modern‐era clinical studies Patients with cancer- or illness-related anxiety and depression, major depressive... 2020 Systematic review n = 188
Efficacy, tolerability, and safety of serotonergic psychedelics for the management of mood, anxiety, and substance-use disorders: a systematic review of systematic reviews Patients with mood, anxiety, or substance-use disorders, including cancer patients and... 2018 Systematic review of systematic reviews
Adverse events in clinical treatments with serotonergic psychedelics and MDMA: A mixed-methods systematic review Patients in clinical trials with MDMA or serotonergic psychedelics 2022 Systematic review n = 598
Classic serotonergic psychedelics for mood and depressive symptoms: a meta-analysis of mood disorder patients and healthy participants Healthy volunteers and patients with mood disorders 2021 Meta-analysis n = 257
Serotonergic psychedelics and personality: A systematic review of contemporary research 2018 Systematic review

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