Botox-Like shots could cut migraine days in half
NCT ID NCT06047457
First seen Jun 27, 2026 · Last updated Sep 04, 2026 · Updated 3 times
Summary
This phase 3 study tests whether Dysport (a botulinum toxin type A) injections can prevent episodic migraine in adults. About 751 participants receive either Dysport or placebo injections every 12 weeks for up to 36 weeks. The goal is to see if the treatment reduces the number of migraine days per month. The study is active but not recruiting, and results are pending.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Botulinum toxin type A (Dysport)
- What this could lead to
- If successful, this could provide a new preventive treatment option for people with episodic migraine, reducing the number of migraine days per month.
- What could go wrong
- This is a phase 3 trial, but results are not yet available. The treatment involves injections into head, neck, and shoulder muscles, which may cause side effects like muscle weakness or pain. It may not work for everyone.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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751 people
The number who actually took part.
- Started
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Sep 2023
- Expected to finish
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Nov 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria : * Must be ≥18 years of age inclusive, at the time of signing the informed consent and privacy/data protection documentation. * Participant has a diagnosis for more than 12 months, prior to screening visit, of migraine with aura or migraine without aura according to the International Classification of Headache Disorders definition and diagnostic criteria * Migraine onset occurred when participant was \<50 years of age. * Has baseline number of monthly headache days (MHD) of \<15 and baseline number of monthly migraine days (MMD) of ≥6, using eDiary data collected during the 4 weeks nearest to randomisation on Day 1 (but prior to randomisation). * Has baseline number of valid diary days ≥22 days collected during the 4 weeks nearest to randomisation on Day 1. * Participant must have previously used, or is currently using, preventive treatment for migraine (pharmacological) (i.e. non-naïve) prior to start of screening eDiary Exclusion Criteria : * History or current diagnosis of migraine with brainstem aura, retinal migraine, complications of migraine, tension-type headache, trigeminal autonomic cephalalgias, hypnic headache, hemicrania continua, or new daily persistent headache. * Headache attributed to another disorder (e.g. secondary headaches), except medication overuse headache, which is permitted. * Use of any of the following medications in the specified timeframe prior to start of the screening daily headache eDiary: a. Within 24 weeks * i. Botulinum toxin for migraine (or for any other medical/aesthetic reason within 16 weeks) b. Within 12 weeks * i. CGRP antagonists (monoclonal antibody or gepant) for preventive treatment of migraine (acute treatment of headache/migraine with a gepant is permitted, but limited to no more than 6 days per month (i.e. 6 days per each 4-week period with gepant intake)) * ii. Cannabinol or other types of cannabinoids c. Within 4 weeks * i. Anaesthetic or steroid injection in any region targeted for injection with study intervention * ii. Use of medical device to treat migraine (e.g. non-invasive neuromodulation therapies such as nerve stimulation (gammaCore), transcranial magnetic stimulation (cephaly), external trigeminal nerve stimulation, transcutaneous electrical nerve stimulation, and peripheral neuroelectrical stimulation) * iii. Other interventions for migraine assessed to interfere with study evaluations (e.g. acupuncture in head and neck region, cranial traction, nociceptive trigeminal inhibition, occipital nerve block treatments, and dental splints for headache) iv. Use of opioids or barbiturates for more than 2 days/month. Note: participants are permitted to take one concomitant migraine preventative treatment (not listed above); however, the dose of this medication should be stable for ≥3 months before start of the screening eDiary. • Known history of treatment failure to more than four medications prescribed for the prevention of migraine (two of which have different mechanisms of action) or known history of treatment failure to botulinum toxin prescribed for the prevention of migraine
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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"Pineo Medical Ecosystem" LTD
Tbilisi, 0114, Georgia
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840042
Miami, Florida, 33136, United States
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AGA Clinical Trials
Hialeah, Florida, 33012, United States
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Alliance Clinical Las Vegas (Excel Clinical Research)
Las Vegas, Nevada, 89109, United States
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Alliance Clinical San Diego (Acclaim Clinical Research)
San Diego, California, 92120, United States
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Asheville Neurology Specialists
Asheville, North Carolina, 28806, United States
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Assistance Publique-Hopitaux de Paris (AP-HP) - Unite de Recherche Clinique Saint-Louis Lariboisere-Ferd Widal
Paris, France
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Axiom Research LLC
Colton, California, 92324, United States
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Axon Clinical, s.r.o.
Prague, Czechia
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BCN Research, LLC
Greenfield, Wisconsin, 53228, United States
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Beth Israel Deaconess Medical Center - Arnold Pain Management
Brookline, Massachusetts, 02115, United States
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Blue Sky MD
Hendersonville, North Carolina, 28792, United States
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Bluewater Clinical Research Group Inc.
Sarnia, N7T 4X3, Canada
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Boston Clinical Trials Inc
Winter Park, Florida, 32131, United States
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Boston Clinical Trials Inc
Boston, Massachusetts, 02131, United States
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CARe Clinic-Calgary
Red Deer, Canada
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CCT Research
Phoenix, Arizona, 85044, United States
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CHRU d'Amiens
Amiens, France
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CHU Nimes - Hôpital Caremeau
Nîmes, France
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Cedar Crosse Research Center
Chicago, Illinois, 60607, United States
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Central Research Associates
Birmingham, Alabama, 35205, United States
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Centrum Medyczne Neuromed Pawel Lisewski
Bydgoszcz, Poland
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Centrum Medyczne Pratia Katowice
Katowice, Poland
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Charité - Universitätsmedizin Berlin KöR
Berlin, Germany
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Chicago Headache Center & Research Institute
Chicago, Illinois, 60657, United States
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Clinical Neuroscience Solutions Healthcare, Inc (CNS Healthcare, INC)
Jacksonville, Florida, 32256, United States
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Clinical Neuroscience Solutions, Inc ((CNS Healthcare) - Psychiatry)
Orlando, Florida, 32801, United States
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Clinical Research Professionals
Chesterfield, Missouri, 63005, United States
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Clinical Trial Network
Houston, Texas, 77074, United States
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Coastal Carolina Research Center - North Charleston
North Charleston, South Carolina, 29405, United States
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Complejo Hospitalario Ruber Juan Bravo
Madrid, Spain
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Comprehensive Neurology Services
Frederick, Maryland, 21702, United States
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Conquest Research
Winter Park, Florida, 32789, United States
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DADO MEDICAL s.r.o.
Prague, Czechia
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Emovis GmbH
Berlin, Germany
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Fakultni Thomayerova nemocnice
Prague, Czechia
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Fakultni nemocnice Ostrava
Ostrava, Czechia
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Frontier Clinical Research, LLC
Kingwood, West Virginia, 26537, United States
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Fullerton Neurological Center
Fullerton, California, 92835, United States
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Genge Partners Inc.
Montreal, H3A 2B4, Canada
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Guardian Angel Research Center
Tampa, Florida, 33614, United States
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Hasbani Neurology
New Haven, Connecticut, 06511, United States
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Headache Center of Hope
Cincinnati, Ohio, 45236, United States
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Headache Wellness Center
Greensboro, North Carolina, 27405, United States
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Helios Clinical Research
Wooster, Ohio, 44691, United States
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Helios Clinical Research LLC (Helios CR, Inc. Jackson TN)
Jackson, Tennessee, 38305, United States
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Herzog, Steven MD
Dallas, Texas, 75214, United States
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HonorHealth Neurology
Scottsdale, Arizona, 85251, United States
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Hope Clinical Research, LLC
Canoga Park, California, 91303, United States
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Hospital Universitari Vall D Hebron
Barcelona, Spain
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Hospital Universitario 12 De Octubre
Madrid, Spain
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Hospital Universitario Regional De Malaga
Málaga, Spain
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Hospital Universitario y Politécnico La Fe
Valencia, Spain
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ISR-GEO Med Res Clin Healthycore
Tbilisi, Georgia
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Indywidualna Praktyka Lekarska dr hab. med. Anna Szczepanska-Szerej
Lublin, Poland
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Infinity Clinical Research, LLC
Hollywood, Florida, 33024, United States
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Inova Medical Group - Neurology
Fairfax, Virginia, 22031, United States
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Institut neuropsychiatricke pece
Prague, Czechia
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Instytut Zdrowia Dr Boczarska-Jedynak Sp. z o.o. S.K.
Oświęcim, Poland
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J. Lewis Research Inc.-Foothill
Salt Lake City, Utah, 84109, United States
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KCA Neurology, PLLC
Franklin, Tennessee, 37067, United States
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Kopfschmerzzentrum Frankfurt am Main
Hessen, Germany
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Krakowska Akademia Neurologii Sp. z o.o.
Krakow, Poland
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Krakowskie Centrum MedyczneSp.z o.o
Krakow, Poland
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LMU - Klinikum der Universität München - Campus Grosshadern
München, Germany
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LTD New Hospitals
Tbilisi, 0114, Georgia
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LTD S.Khechinashvili University Hospital
Tbilisi, 0179, Georgia
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Lone Star Neurology
Frisco, Texas, 75035, United States
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Lone Star Neurology,
Westborough, Massachusetts, 01581, United States
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Ltd "Health"
Batumi, 6010, Georgia
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M3 Wake Research - Las Vegas Wellness Way
Las Vegas, Nevada, 89106, United States
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MD Fort Wayne Neurological Center
Fort Wayne, Indiana, 46804, United States
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MedStar Health - Department of Neurology
Columbia, Washington, 20010, United States
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Metrodora Institute
West Valley City, Utah, 84119, United States
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Minneapolis Clinic of Neurology
Burnsville, Minnesota, 55337, United States
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Multprofil Clinic Consilium Medulla
Tbilisi, 0186, Georgia
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NEUROHK s.r.o.
Choceň, Czechia
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Nemocnice Jihlava, p.o.
Jihlava, Czechia
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Neurologie Brno s.r.o.
Brno, Czechia
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Neurology Center of NE,PC - Neurology
Foxborough, Massachusetts, 02035, United States
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Neurology Center of North Orange County
Fullerton, California, 92835, United States
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Neurology Clinic, PC
Cordova, Tennessee, 38018, United States
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Neuroscience Group of Northeast Wisconsin-Neenah
Neenah, Wisconsin, 54956, United States
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New England Institute for Neurology and Headache (NEINH)/Medical Practice
Stamford, Connecticut, 06905, United States
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New England Regional Headache Center, Inc.
Worcester, Massachusetts, 01609, United States
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Nuvance Health Medical Practice
Poughkeepsie, New York, 12601, United States
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OrthoNeuro
New Albany, Ohio, 43054, United States
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Pratia Brno s.r.o.
Brno, Czechia
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Pratia MCM Krakow
Krakow, Poland
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Quantum Clinical Trials
Miami Beach, Florida, 33140, United States
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Quest Research Institute
Farmington Hills, Michigan, 48334, United States
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Research Your Health
Plano, Texas, 75093, United States
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Robbins Headache Clinic
Riverwoods, Illinois, 60015, United States
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Rochester Clinical Research
Rochester, New York, 14609, United States
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SDS Clinical Trials
Orange, California, 92868, United States
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SPRI Clinical Trials, LLC
Brooklyn, New York, 11235, United States
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Suburban Research Associates
Media, Pennsylvania, 19063, United States
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Synexus Polska Sp. z o.o.
Gdynia, Poland
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The Los Angeles Headache Center
Savannah, California, 31406, United States
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Thomas Jefferson University Hospital - Jefferson Hospital for Neuroscience - Jefferson Neurology Associates - Neurology
Philadelphia, Pennsylvania, 19107, United States
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Universitätsmedizin Greifswald
Greifswald, Germany
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Velocity Clinical Research - Hallandale Beach
Hallandale, Florida, 33009, United States
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Visionary Investigators Network (VIN)
Aventura, Florida, 33180, United States
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Yale University School of Medicine
East Hartford, Connecticut, 06118, United States
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Zenos Clinical Research
Dallas, Texas, 75230, United States
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