“OC-01 | Evolution of Nitroglycerin-Triggered Premonitory Symptoms in Participants With Migraine: Gabriele Sebastianelli,1,2 Catarina Fernandes,1,3 Peter J. Goadsby,1 Nazia Karsan1 | 1NIHR King’s Clinical Research Facility, SLaM Biomedical Research Centre and Wolfson SPaRC, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, UK; 2Department of Medico-Surgical Sciences and Biotechnologies, Polo Pontino ICOT, Sapienza University of Rome, Latina, Italy; 3Neurology Department, Local Health Unit of Coimbra, Portugal”. 2025. Confinia Cephalalgica 35 (S1). https://doi.org/10.4081/cc.2025.15798.