Skip to content

An Investigator-Initiated Study of Efgartigimod PH20 SC in Adult Patients with Primary Sjogren's Disease (pSjD) with Moderate to Severe Dryness

A Phase 2, Randomized, Double-Blinded, Placebo-Controlled, Multicenter, Investigator-Initiated Study to Evaluate the Efficacy, Safety, and Tolerability of Efgartigimod PH20 SC Administered by Prefilled Syringe in Adult Participants With Primary Sjogren's Disease-Associated Dryness Symptoms

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2071250042
Enrollment
45
Registered
2025-07-08
Start date
2025-08-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Primary Sjogren's Disease-Associated Dryness Symptoms Sjogren's Disease

Interventions

Screening period (<=4 weeks): Participants will attend a baseline visit within 4 weeks after the screening visit. Double-blinded treatment period (24 weeks): Following randomization, participants wil

Sponsors

Kawakami Atsushi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: -Is at least 18 years of age and the local legal age of consent for clinical studies when signing the ICF -Meets the following criteria: a.Medical history of ACR/EULAR classification criteria 2016 pSjD b.clinESSDAI =5 and ESSPRI-dryness >=5 at screening d.Anti-Ro/SS-A positive at central laboratory at screening e.Residual UWSF >0.01 mL/min at screening

Exclusion criteria

Exclusion criteria: -Besides the indication under study, has a known autoimmune disease or any medical condition that would interfere with an accurate assessment of clinical symptoms of pSjD or puts the participant at undue risk -Active fibromyalgia that is not adequately controlled in the investigator's clinical judgment or is receiving fibromyalgia treatment that has not been stable for at least 12 weeks before screening -Any severe systemic pSjD manifestation that is not adequately controlled at baseline and that may put the participant at undue risk based on the investigator's clinical judgment -Secondary (also referred to as Associated) Sjogren's disease, defined as overlap with another autoimmune rheumatic or systemic inflammatory condition (eg, rheumatoid arthritis, systemic lupus erythematosus, scleroderma, or idiopathic inflammatory myopathy) -Use of cyclophosphamide <6 months before and during the screening period -Anti-CD20 or anti-CD19 antibody received <6 months before and during the screening period -Current participation in another interventional study (participation in observational studies is permitted)

Design outcomes

Primary

MeasureTime frame
-Change from baseline in ESSPRI-dryness at week 24

Secondary

MeasureTime frame
-Change from baseline in ESSPRI-total score at week 24 -Change from baseline in ESSPRI-fatigue score at week 24 -Change from baseline in ESSPRI-pain score at week 24 -Proportion of responders (improvement of ESSPRI-total score >1.0 point/15%) at week 24 -The proportion of responders in STAR at week 24 -Change from baseline in DiSSA total score at week 24 -Change from baseline in DiSSA joint pain at week 24 -Change from baseline in DiSSA fatigue at week 24 -Change from baseline in DiSSA dryness at week 24

Contacts

Public ContactYushiro Endo

Nagasaki University Hospital

sjdefa@ml.nagasaki-u.ac.jp+81-95-819-8527

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026