Understanding how dazukibart works in patients with inflammatory muscle diseases
Official title: A PHASE 3, MULTI-CENTER, OPEN-LABEL EXTENSION STUDY TO INVESTIGATE THE LONG-TERM SAFETY, TOLERABILITY, AND EFFICACY OF DAZUKIBART IN PARTICIPANTS WITH IDIOPATHIC INFLAMMATORY MYOPATHIES (INCLUDING PARTICIPANTS WITH DERMATOMYOSITIS OR POLYMYOSITIS)
Run by Pfizer · NCT06698796 · Data updated 2026-11-12
This study is testing how well the medication dazukibart works for people with inflammatory muscle diseases like dermatomyositis and polymyositis to see if it helps reduce muscle inflammation and improve strength.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 211 (estimated) |
| Sponsor | Pfizer Industry-sponsored |
| Locations | 26 sites (Glendale, Arizona and 25 other locations) |
| Status | Recruiting |
| Started | January 22, 2025 |
| Main results expected | July 29, 2031 |
| Study ends | July 29, 2031 |
| Registry record updated | August 25, 2026 |
| Trial ID | NCT06698796 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are individuals who have previously participated in a study involving dazukibart and have completed the required follow-up.
✕Probably not a fit
Patients with active infections, recent suicidal ideation, or those currently on prohibited medications may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study aims to investigate the effects of the medication dazukibart in individuals diagnosed with idiopathic inflammatory myopathies, specifically dermatomyositis and polymyositis. Participants must have previously completed a qualifying study involving dazukibart and will be monitored for their response to the treatment. The study focuses on understanding the medication's mechanism and its impact on muscle inflammation and function. By assessing muscle strength and overall health, the study seeks to provide insights into improving treatment for these debilitating conditions.
Why it matters
Potential benefit: If successful, this study could lead to improved treatment options for patients suffering from idiopathic inflammatory myopathies.
How similar studies have gone: While there have been studies on similar medications, the specific approach of using dazukibart in this context is novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Participants that completed a qualifying study through Week 52. Exclusion Criteria: * Any medical or psychiatric condition including recent (within the past year) or active suicidal ideation/behavior or laboratory abnormality that may increase the risk of study participation. * Previous administration with an investigational product (drug or vaccine) other than dazukibart in a qualifying study within 30 days (or as determined by the local requirement) or 5 half-lives preceding baseline in this study (whichever is longer). * Current use of any prohibited concomitant medication(s). * Active bacterial, viral, fungal, mycobacterial or other infections. * Ongoing adverse event in a qualifying study or the participant has met safety monitoring criteria in a qualifying study that have not resolved. * Investigator site staff or sponsor employees directly involved in the conduct of the study, site staff otherwise supervised by the investigator, and their respective family members.
Where it's running
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AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Glendale
Glendale, Arizona, United States Recruiting -
Nerve & Muscle Center of Texas
Houston, Texas, United States Recruiting -
IR Medical Center SA - Instituto de Reumatologia
Mendoza, Mendoza Province, Argentina Recruiting -
Centro de Investigaciones Médicas Tucuman
SAN M. de Tucuman, Tucumán Province, Argentina Recruiting -
Medical Center Artmed
Plovdiv, Bulgaria Recruiting -
Anhui Provincial Hospital
Hefei, Anhui, China Recruiting
Show 20 more locations
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The Second Affiliated Hospital of Nanchang University
Nanchang, Jiangxi, China Recruiting -
The Second Affiliated Hospital of Nanchang University
Nanchang, Jiangxi, China Recruiting -
Renji Hospital Shanghai Jiao Tong University School of Medicine
Shanghai, Shanghai Municipality, China Recruiting -
Renji Hospital Shanghai Jiao Tong University School of Medicine
Shanghai, Shanghai Municipality, China Recruiting -
First Affiliated Hospital of Kunming Medical University
Kunming, Yunnan, China Recruiting -
Peking Union Medical College Hospital
Beijing, China Recruiting -
Debreceni Egyetem Klinikai Kozpont
Debrecen, Hungary Recruiting -
Medanta - The Medicity
Gurugram, Haryana, India Recruiting -
CHARM HEALTHCARE PRIVATE LIMITED (Previously Dr Shenoy's Care Private Limited)
Ernākulam, Kerala, India Recruiting -
Sheba Medical Center
Ramat Gan, Central District, Israel Recruiting -
Institute of Science Tokyo Hospital
Bunkyo-ku, Tokyo, Japan Recruiting -
Nippon Medical School Hospital
Bunkyo-ku, Tokyo, Japan Recruiting -
Cryptex Investigación Clínica S.A. de C.V.
Cuauhtémoc, Mexico City, Mexico Recruiting -
Narodowy Instytut Geriatrii, Reumatologii i Rehabilitacji
Warsaw, Masovian Voivodeship, Poland Recruiting -
Nova Reuma Domyslawska i Rusilowicz Spolka Partnerska Lekarza Reumatologa i Fizjoterapeuty
Bialystok, Podlaskie Voivodeship, Poland Recruiting -
Chi Mei Medical Center
Tainan, Taiwan Recruiting -
National Taiwan University Hospital
Taipei, Taiwan Recruiting -
Hacettepe Universite Hastaneleri
Altindağ, Ankara, Turkey (Türkiye) Recruiting -
Arthritis & Rheumatology Research Institute, PLLC
Frisco, Texas, United States Not yet recruiting -
Rheumatology & Pulmonary Clinic
Beckley, West Virginia, United States Active not recruiting
Study contacts
- Study coordinator: Pfizer CT.gov Call Center
- Email: ClinicalTrials.gov_Inquiries@pfizer.com
- Phone: 1-800-718-1021
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.