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Phase 3 study of GGS in patients with microscopic polyangiitis (MPA)

Phase 3
Completed
Conditions
Microscopic polyangiitis (MPA)
Registration Number
JPRN-jRCT2080222344
Lead Sponsor
TEIJIN PHARMA LIMITED
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
completed
Sex
All
Target Recruitment
36
Inclusion Criteria

Patients with microscopic polyangiitis associated with neuropathy

Main Inclusion Criteria
1.Patients diagnosed as definite or probable according to Diagnostic Criteria of Microscopic Polyangiitis (MPA) specified in the Guideline for management of vasculitis syndrome (JCS 2008)
2. Patients who have underwent the following steroid therapy for MPA
A: Patients who have underwent the following steroid therapy as remission induction therapy
1) Treatment with corticosteroid at 40 mg/day (or 0.6 mg/kg/day) as prednisolone for at least 2 weeks
2) Treatment with corticosteroid at 20 mg/day or higher for 8 weeks or longer including the above 1) following the above 1)
B: After the tapering following A, treatment with corticosteroid at a constant dose of 2.5 mg/day or higher and 15 mg/day or lower as prednisolone for at least 4 weeks until the day of consent
3. Patients for whom the presence of clinical symptoms of peripheral neuropathy (muscle weakness, pain, and numbness of the extremities, etc.) during remission induction therapy for MPA can be confirmed in medical records

Exclusion Criteria

Main Exclusion Criteria
1. Patients with a history of shock or hypersensitivity to any human immunoglobulin preparation
2. Patients with IgA deficiency
3. Patients with hemolytic/blood loss anemia
4. Patients with reduced cardiac function
5. Patients with end-stage renal disease
6. Patients with cerebrovascular or cardiovascular disorder
7. Patients with a high risk of thromboembolism
8. Patients with immunodeficiency or under immunosuppression
9. Pregnant, potentially pregnant, or lactating patients
10. Patients who are being treated in other clinical study

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
efficacy<br>Primary endopoint<br>Neuropathy<br><br>Evaluation method<br>Manual muscle test (MMT)
Secondary Outcome Measures
NameTimeMethod
safety<br>efficacy<br>Main secondary endpoints<br>Efficacy<br>1. Neuropathy<br>2. Angiitis symptoms<br><br>Safety<br>1. Adverse events<br>2. Vital signs<br>3. Clinical laboratory tests<br><br>Evaluation method<br>Manual muscle test (MMT), BVAS (Birmingham Vasculitis Activity Score)
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