A Phase III, Randomised, Double-blind, Placebo-controlled, Multicentre, Parallel-group Study with Extension Phase to Evaluate the Efficacy and Safety of Dysport® for the Prevention of Chronic Migraine in Adult Participants

14796CLIN-52120-463OpenA Phase III, Randomised, Double-blind, Placebo-controlled, Multicentre, Parallel-group Study with Extension Phase to Evaluate the Efficacy and Safety of Dysport® for the Prevention of Chronic Migraine in Adult ParticipantsNCT06047444IndustrialAdultTreatmentIIIOtherAilani, JessicaMedStar Health and GUMC; MedStar Health at McLean VAMedStar Neuroscience & Rehab Research Network7252Petros OkubagziPetros Okubagzipetros.g.okubagzi@medstar.net16327Yemisrach TadesseYemisrach Tadesseyemisrach.g.tadesse@medstar.net2026.1.0 Build 16 <a href="https://advarra.com" target="_blank">© 2026 Advarra, Inc.</a>