Phase 3 Migraine Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- People aged 18 to 70 years, of any sex, who are willing and able to give signed written consent to participate
- People who have been diagnosed with chronic migraine, as defined by the International Classification of Headache Disorders (version 3, criteria 1.3)
- People whose condition meets the medical criteria for treatment with CGRP monoclonal antibodies (a type of migraine-prevention medication), as outlined in the official prescribing guidelines
- People whose condition also meets the medical criteria for treatment with botulinum toxin type A (a separate migraine-prevention treatment), as outlined in the official prescribing guidelines
- People who have never previously used CGRP inhibitors or botulinum toxin type A for any purpose
- Women who could become pregnant, provided they are using a highly effective form of contraception
Who may not be able to join:
- People who have known contraindications, allergies, or hypersensitivity reactions to botulinum toxin type A, or who have an active infection at a potential injection site
- People who have known contraindications, allergies, or hypersensitivity reactions to CGRP monoclonal antibodies, including those who have had a serious heart or blood vessel event (such as a heart attack, stroke, unstable chest pain, or a procedure to restore blood flow to the heart) within the past 12 months
- People who also have medication overuse headache and have not yet gone through a withdrawal process from the overused medication
- People who are unable to tell the difference between their migraines and other types of headaches they may experience
- People who have taken part in another clinical trial involving a new or prescription medicine within the two months before joining this study
- People who have had a continuous headache every day, with no pain-free days or periods at all, for more than one year
- People who are pregnant, planning to become pregnant, breastfeeding, or unable to use contraception
- People with serious other health conditions or frailty that, in the treating doctor's judgement, may reduce life expectancy or make hospitalisation likely
- People with dependence on alcohol or illicit drugs
- People who, in the investigator's judgement, are unlikely to be able to complete all tasks required by the study — for example, due to severe psychiatric conditions
- People who are unable to understand or consistently follow the study procedures for its full duration, as assessed by the investigator
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Phone: +47 95867270
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Changer of Monthly Migraine Days over 12 weeks of treatment with the study medication.
Can't join this trial?
Data last synced from ClinicalTrials.gov: 21 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.