A Study to Evaluate the Efficacy and Safety of SHR-1703 in Subjects With Eosinophilic Granulomatosis With Polyangiitis （EGPA）

Recruiting now · Phase 2/Phase 3 · Has a placebo group

Conditions studied: Eosinophilic Granulomatosis With Polyangiitis

In brief

This study is a phase 2/3 clinical trial to evaluate the efficacy and safety of SHR-1703 in patients with EGPA.

Key facts

Study ID

NCT05979051

Run by

Guangdong Hengrui Pharmaceutical Co., Ltd

People needed

166

Starts

2023-11-16

Expected to finish

2028-12-01

Last updated by the study team

2025-12-04

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Male or female subjects age 18 years or older;
• Diagnosed with EGPA for at least 6 months;
• History of relapsing or refractory EGPA；
• Stable dose of oral prednisone of ≥7.5 mg/day (but not >50 mg/day) for at least 4 weeks prior to randomization;
• If receiving immunosuppressive therapy (excluding cyclophosphamide), the dosage must be stable within 4 weeks prior to randomization and during the study.

You may not qualify if…

• Subjects with other eosinophilic-related diseases;
• Diagnosed with granulomatosis with polyangiitis (GPA) or microscopic polyangiitis (MPA).
• Life-threatening EGPA within 3 months prior to randomization;
• Malignancy history within 5 years prior to randomization;
• Immunodeficiency;
• Uncontrolled hypertension；
• Uncontrolled cerebrovascular and cardiovascular disease;
• parasitic infection within 6 months prior to randomization;
• Active infectious disease requiring clinical treatment within 4 weeks prior to randomization;
• Subjects with a dose of oral prednisone of >50 mg/day within 4 weeks prior to randomization;
• Oral or intravenous cyclophosphamide therapy within 4 weeks prior to randomization;
• Intravenous or subcutaneous immunoglobulin within 12 weeks prior to randomization;
• Biological agents or TH2 cytokine inhibitors used within 12 weeks prior to randomization or within 5 half-lives of the drug;
• Rituximab used within 6 months prior to randomization；
• Surgical plans that might affect the evaluation;
• Significant laboratory abnormalities；
• Prolonged QTc interval or other electrocardiogram abnormalities with significant safety risk at screening;
• History of drug or substance abuse or alcohol abuse within 1 year prior to screening;
• Subjects participated another clinical study and received active drug within 30 days or 5 half-lives of the drug prior to screening;
• Subjects is pregnant, lactating, or planning to be pregnant;
• Subjects have a known history of hypersensitivity or intolerance to anti-IL-5 mabs or other biological agents or previous failure of IL-5/IL-5R therapy;
• Other conditions unsuitable for participation in the study per investigator judgement.

Where it is running

• Beijing Hospital — Beijing, Beijing Municipality, China (enrolling)
• The Second Affiliated Hospital Zhejiang University School of Medicine — Hangzhou, Zhejiang, China (enrolling)

Full record on ClinicalTrials.gov

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