A Phase Ⅱ/Ⅲ Clinical Study to Evaluate the Safety and Efficacy of Recombinant Humanized Monoclonal Antibody MIL62 Injection in the Treatment of Systemic Lupus Erythematosus.
This study will evaluate the efficacy, safety, pharmacokinetics(PK) 、pharmacodynamics(PD) and ADA of MIL62 compared with placebo in participants with systemic lupus erythematosus.
• Age 18-80 ;
• Diagnosis of systemic lupus erythematosus according to European League Against Rheumatism/American College of Rheumatology (EULAR/ACR) SLE classification criteria ;
• Positive antinuclear antibodies (ANA) ≥ 1:80 at screening or positive anti- dsDNA ;
• Low C3 and/or low C4 complement at screening ;
• High disease activity at screening ;
• On a stable SLE treatment regimen for at least 30 days prior to the first administration;
• Able and willing to provide written informed consent and to comply with the study protocol.