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Evaluate the Efficacy and Safety of Orelabrutinib in Adult Patients With Systemic Lupus Erythematosus

Phase 2
Recruiting
Conditions
Systemic Lupus Erythematosus, SLE
Interventions
Registration Number
NCT05688696
Lead Sponsor
Beijing InnoCare Pharma Tech Co., Ltd.
Brief Summary

This is a phase IIb, randomized, double-blind, placebo-controlled, multicenter study to evaluate the efficacy and safety of orelabrutinib in adult subjects with SLE who are receiving standard of care (SOC) therapy.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
186
Inclusion Criteria
  1. have had a detailed understanding of the nature, significance, potential benefits, potential risks, and procedures of the study, and voluntarily signed a written Informed Consent Form (ICF).
  2. Males or females aged≥18 and ≤75 years.
  3. Have a clinical diagnosis of SLE 6 months prior to signing the ICF, meeting at least 4 of the 11 American College of Rheumatology (ACR) classification criteria for SLE.
  4. SLEDAI-2K≥8 at screening.
  5. Are on a stable SLE SOC therapy consisting of any of the following medications for a period of at least 30 days prior to the first dose: glucocorticoid, and/or anti-malarials, and/or immunosuppressive agents.
  6. Have a positive test for anti-dsDNA antibody (> normal range) and/or anti-nuclear antibody (ANA) and/or anti-Smith antibody at screening.
  7. Women of childbearing potential must take a complementary barrier method of contraception in combination with a highly effective method of contraception at screening, throughout the trial, and within 90 days after the last dose of the investigational agent. In this trial.
Exclusion Criteria

Medical conditions:

  1. Pregnant or lactating women, and men or women who have birth plans in the past 12 months.

  2. Have neuropsychiatric systemic lupus erythematosus (NPSLE) within 6 months prior to the first dose, including seizures, psychosis, organic brain syndrome, cerebrovascular accident, cranial neuropathy, cerebritis, cerebral vasculitis or lupus headache.

  3. Have severe lupus nephritis, or have required hemodialysis or high-dose glucocorticoid within 90 days prior to the first dose.

  4. Have autoimmune diseases other than SLE (excluding secondary Sjogren's syndrome).

  5. Have a history of any non-SLE disease that has required treatment with oral or intravenous or intramuscular or subcutaneous injection glucocorticoids for more than a total of 2 weeks within the last 24 weeks prior to signing the ICF.

  6. Have a history of or current diagnosis of Central Nervous System (CNS) diseases.

  7. Have clinically documented cardiovascular diseases that are obviously unstable or not effectively treated.

  8. Have significant active lung diseases (e.g., interstitial lung disease, obstructive pulmonary disease).

  9. Have severe hepatobiliary diseases.

  10. Have a history of malignant neoplasm.

  11. Have a history of a major organ transplant or hematopoietic stem cell/marrow transplant.

  12. Have known allergies to any component of the investigational agent as described in the Protocol.

    Concomitant medication and surgery:

  13. Have received rituximab, epratuzumab, or any other B cell-depleting therapy within 12 months prior to randomization.

  14. Have received cyclophosphamide and chlorambucil within 6 months prior to randomization.

  15. Have received belimumab, tumor necrosis factor (TNF) blockers, interleukin receptor blockers or other biological agents within 3 months prior to randomization (or 5 half-lives, whichever is longer).

    Lab tests:

  16. Have a positive test for human immunodeficiency virus (HIV) antibody.

  17. Have a positive test for Hepatitis B Surface Antigen (HBsAg) or hepatitis C antibody, or have a positive test for hepatitis B virus (HBV) DNA by Polymerase Chain Reaction (PCR) if positive for Hepatitis B Core Antibody (HBcAb).

  18. Have abnormal tissue or organ function, meeting any of the following at screening:

    • Absolute neutrophil count (ANC) < 1.5 × 10^9/L; hemoglobin < 90 g/L; lymphocyte count < 0.8 × 10^9 /L.
    • Calculated estimated glomerular filtration rate (eGFR) using the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) equation < 45 mL/min/1.73 m2.

    Others:

  19. Have other conditions that are not appropriate for participation in the trial as considered by the investigator.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Orelabrutinib Lower DoseOrelabrutinib (Low Dose)-
Orelabrutinib Higher DoseOrelabrutinib (High Dose)-
PlaceboOrelabrutinib Placebo-
Primary Outcome Measures
NameTimeMethod
SLE Responder Index (SRI) - 4 response rateWeek 48

SRI-4 response is defined as: 1)≥4 point reduction from baseline in SLE disease activity index-2000 (SLEDAI-2K) score; 2) no worsening (increase of \<0.3 points from baseline) in Physician's Global Assessment (PGA); 3) no new A organ domain score or no more than 1 new B organ domain scores compared with baseline in British Isles Lupus Assessment Group (BILAG)-2004.

Secondary Outcome Measures
NameTimeMethod
British Isles Lupus Assessment Group-based Composite Lupus Assessment (BICLA) response rateWeek 48

BICLA response is defined as: 1) In BILAG-2004, reduction of all baseline A to B/C/D and baseline B to C/D, and no worsening in other organ systems (as defined by no new A organ domain score or no more than 1 new B organ domain scores); 2) No worsening from baseline in SLEDAI-2K, where worsening is defined as an increase from baseline of \>0 points in SLEDAI-2K; 3) No worsening (increase of \<0.3 points from baseline) in PGA.

SLE Responder Index (SRI) - 6 response rateWeek 48

SRI-6 response is defined as: 1)≥6 point reduction from baseline in SLE disease activity index-2000 (SLEDAI-2K) score; 2) no worsening (increase of \<0.3 points from baseline) in Physician's Global Assessment (PGA); 3) no new A organ domain score or no more than 1 new B organ domain scores compared with baseline in British Isles Lupus Assessment Group (BILAG)-2004.

Time to 1st flareWeek 48
The proportion of subjects whose average prednisone dose has been reduced by≥25% from baseline to ≤7.5 mg/dayWeek 48
Changes from baseline in the levels of complement C3, complement C4, and anti-dsDNA antibodyWeek 48

Adopt the unified unit standard of central laboratory testing

Treatment Emergent Adverse Events, Treatment Related Adverse Events, Treatment Emergent Serious Adverse Events, Treatment Related Serious Adverse Events.Up to Week 52
Mean change from baseline in the 36-Item Short Form Health Survey (SF-36) scores (The SF-36 consists of eight domains. Each domain score ranges from 0-100. The higher the score, the better the health. )Week 48

Trial Locations

Locations (41)

Jilin Provincial People's Hospital

🇨🇳

Changchun, Jilin, China

Daqing Oilfield General Hospital

🇨🇳

Daqing, Heilongjiang, China

Yiyang Central Hospital

🇨🇳

Yiyang, Hunan, China

Jiujiang NO.1 People's Hospital

🇨🇳

Jiujiang, Jiangxi, China

Xuzhou Central Hospital

🇨🇳

Xuzhou, Jiangsu, China

Affiliated Hospital of Inner Mongolia Medical University

🇨🇳

Hohhot, Nei Monggol Autonomous Region, China

The First Hospital of Shanxi Medical University

🇨🇳

Taiyuan, Shanxi, China

Wenzhou People's Hospital

🇨🇳

Wenzhou, Zhejiang, China

The first affiliated hospital of bengbu medical college

🇨🇳

Bengbu, Anhui, China

Beijing Friendship Hospital, Capital Medical University

🇨🇳

Beijing, Beijing, China

The first affiliated hospital of shantou university medical college

🇨🇳

Shantou, Guangdong, China

The First Affiliated Hospital of Henan University of Science and Technology

🇨🇳

Luoyang, Henan, China

The First Affiliated Hospital of Nanchang University

🇨🇳

Nanchang, Jiangxi, China

Shengjing Hospital of china medical university

🇨🇳

Shenyang, Liaoning, China

Linyi People's Hospital

🇨🇳

Linyi, Shandong, China

The Second Hospital of Shanxi Medical University

🇨🇳

Taiyuan, Shanxi, China

The First Affiliated Hospital of Xi 'an Jiaotong University

🇨🇳

Xi'an, Shanxi, China

Tianjin Medical University General Hospital

🇨🇳

Tianjin, Tianjin, China

Xinjiang Uygur Autonomous Region People's Hospital

🇨🇳

Ürümqi, Xinjiang, China

The First Hospital of Ningbo

🇨🇳

Ningbo, Zhejiang, China

The First People's Hospital of Wenling

🇨🇳

Wenling, Zhejiang, China

The Third People's Hospital of Huzhou

🇨🇳

Huzhou, Zhejiang, China

Peking University People's Hospital

🇨🇳

Beijing, Beijing, China

China-Japan Friendship Hospital

🇨🇳

Beijing, Beijing, China

The First Affiliated Hospital of Anhui Medical University

🇨🇳

Hefei, Anhui, China

The Seventh Affiliated Hospital, Sun Yat-sen University

🇨🇳

Shenzhen, Guangdong, China

The First Affiliated Hospital of XiaMen University

🇨🇳

Xiamen, Fujian, China

The First Affiliated Hospital,Sun Yat-sen University

🇨🇳

Guangzhou, Guangdong, China

Affiliated Hospital of Guilin Medical University

🇨🇳

Guilin, Guangxi Zhuang Autonomous Region, China

Affiliated Hospital of HeBei University

🇨🇳

Baoding, Hebei, China

Hebei People's Hospital

🇨🇳

Shijiazhuang, Hebei, China

The first hospital of Qiqihar

🇨🇳

Qiqihar, Heilongjiang, China

First Affiliated Hospital of Zhengzhou University

🇨🇳

Zhengzhou, Henan, China

Union Hospital Affiliated to Tongji Medical College, Huazhong University of Science and Technology

🇨🇳

Wuhan, Hubei, China

The Second XIANGYA Hospital Of Central South University

🇨🇳

Changsha, Hunan, China

Zhuzhou Central Hospital

🇨🇳

Zhuzhou, Hunan, China

The Second Affiliated Hospital of Soochow University

🇨🇳

Suzhou, Jiangsu, China

Renji Hospital, Shanghai Jiao Tong University School of Medicine

🇨🇳

Shanghai, Shanghai, China

Affiliated Hospital of Binzhou Medical College

🇨🇳

Binzhou, Shandong, China

Jining First People's Hospital

🇨🇳

Jining, Shandong, China

Changhai Hospital of Shanghai

🇨🇳

Shanghai, Shanghai, China

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