DMT use in Cluster Headache: Interim Analysis of an International Survey (S23.003) Neurology June 9, 2026 Emmanuelle A. D. Schindler, Kevin Lenaburg, Robert Wold To carry out a survey on N,N-dimethyltryptamine (DMT) use in adults with cluster headache. DOI: 10.1212/wnl.0000000000215894 (opens in new tab) Cluster spacecraft Interim analysis Medline Environmental health