Response of cluster headache to psilocybin and LSD

National Institutes of Health (USA) – Indoleamine Hallucinogens in Cluster Headache: Results of the Clusterbusters Medication Use Survey

A Guide to Surviving Cluster Headaches – A Cluster Headache Book for Patients, Supporters & Doctors – Ashley Hattle

Suicide Headaches: 5 Realities Of The Worst Thing Ever

Psilocybin Is Strange Therapy for Cluster Headaches

Vagus Nerve Stimulator: Cure for Cluster Headaches? (Not a “Cure”)

FDA approves gammaCore for treatment of pain linked to cluster headache

Managing cluster headache with sphenopalatine ganglion stimulation: a review.