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Multicenter, randomized, open-label study to compare immunoglobulin to immunoglobulin plus cyclosporin A combination therapy in patients with severe Kawasaki disease

Multicenter, randomized, open-label study to compare immunoglobulin to immunoglobulin plus cyclosporin A combination therapy in patients with severe Kawasaki disease - KAICA Trial

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1091220174
Enrollment
172
Registered
2014-04-02
Start date
2014-05-29
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

Severe Kawasaki disease

Interventions

Intervention type:DRUG Name of intervention:Cyclosporin A(CsA) Dose form / Japanese Medical Device Nomenclature:ORAL SOLUTION Route of administration / Site of application:ORAL Dose per administration

Sponsors

Coordinating Committee
Lead Sponsor
Chiba University Hospital Tokyo Women's Medical University Yachiyo Medical Center Wakayama Medical University Hospital Japanese Red Cross Kumamoto Hospital Kumamoto Regional Medical Center National Center for Child Health and Development Hiroshima City Hospital Ehime University Hospital Okinawa Prefectural Nanbu Medical Center and Children's Medical Center Funabashi Municipal Medical Center Kimitsu Chuo Hospital Showa University Northern Yokohama Hospital Hokkaido University Hospital Ehime Prefe
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Pediatric patients with a diagnosis of KD according to the Kawasaki Disease Diagnostic Guideline (the 5th revised edition). Patients who meet 5 of the 6 main symptoms below are diagnosed as having KD. 2)Severe KD patients with a risk score of 5 points or higher. The risk score is defined as the sum of all items in the risk-scoring system (5 blood exam data, 2 demographic data of the subjects) developed by Kobayashi et al. Of note, the risk scoring will be performed using a method employed in the previous literature in which the worst values of the blood exam obtained within the acceptable range of time points will be adopted. 3)Age of 4 months or more at the time of signing the informed consent form. 4)Inclusion in the study within 7 days of disease onset. (considering day 1 to be the day when the fever develops.) 5)Informed consent form signed by the patient or a legal guardian.

Exclusion criteria

Exclusion criteria: 1)A history of KD recurrence. 2)CAAs prior to enrolment. 3)No presence of fever prior to enrolment. 4)Suspicion that the symptoms may correspond to a disease other than KD. (haemolytic streptococcal infection, EB virus infection, Yersinia infection, measles or Stevens-Johnson syndrome.) 5)Initiation of IVIG treatment later than 9 days after disease onset. 6)Administration of IVIG within 180 days prior to obtaining informed consent. 7)Treatment with steroids (except external preparations), steroid pulse, biological agents, neutrophil elastase inhibitors, immunosuppressants, or plasmapheresis within 30 days of screening. 8)History of hypersensitivity to CsA preparations, immunoglobulin preparations, or aspirin. 9)Having had treatment with tacrolimus, pitavastatin, rosuvastatin, bosentan, aliskiren, asunaprevir or vaniprevir. 10)Aspartate aminotransferase or, alanine aminotransferase values of 500 IU/L or higher. 11)An estimated glomerular filtration rate of 50 mL/min/1.73 m2 or lower. 12)Presence of an active bacterial infection: septicaemia, meningitis purulenta, peritonitis or bacterial pneumonia. 13)Treatment with other investigational drugs within 12 weeks of study commencement. 14)Others: patients who are judged to be inappropriate for participants of the clinical study for safety reasons by the investigators or the sub-investigators.

Design outcomes

Primary

MeasureTime frame
Frequency of CAAs during the study period (central review of echocardiography data)

Secondary

MeasureTime frame
[Efficacy] 1)Frequency of CAA at week 4 2)Frequency of treatment resistance (initial treatment unresponsiveness or relapse during the 12 weeks after treatment initiation.) 3)Z scores for the right coronary artery, and the left main coronary trunk and anterior descending artery. 4)Fever duration 5)Changes in body temperature, frequency of defervescence. 6)Change in serum concentration of C reactive protein (CRP). 7)Genotype frequency of ITPKC and CASP3 SNPs. 8)Additional treatment and follow-up treatment. [Safety] 1)Frequency of AEs

Countries

Japan

Contacts

Public ContactYasuhisa Fujii

Chiba University Hospital

chibaARO-CRA@ml.chiba-u.jp+81-43-222-1206

Outcome results

None listed

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