Actively Recruiting
HiSCs in the Treatment of Rheumatoid Arthritis
Led by Shanghai Changzheng Hospital · Updated on 2026-02-27
15
Participants Needed
1
Research Sites
100 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
This trial is a single-center, single-arm exploratory clinical study aimed at assessing the safety, tolerability, and preliminary efficacy of a single intra-articular injection of hiSCs for the treatment of rheumatoid arthritis.
CONDITIONS
Official Title
HiSCs in the Treatment of Rheumatoid Arthritis
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Voluntarily sign the informed consent
- Male or female aged 18-65 years (inclusive)
- Diagnosis of rheumatoid arthritis for at least 3 months according to ACR/EULAR 2010 criteria
- Recurrent swelling and pain in at least one knee with WOMAC pain score 4, confirmed synovial inflammation by joint ultrasound, and no significant improvement after 3 months of anti-RA treatment
- Received csDMARD therapy for at least 3 months with stable dose for 4 weeks prior to screening
- Permitted background treatment with stable-dose MTX, biologics, or small molecule targeted drugs alone or combined
- Permitted csDMARDs: oral or IV MTX (10-25 mg/week; doses 7.5 mg/week if intolerant), SAS (3 g/day), hydroxychloroquine (400 mg/day), LEF (20 mg/day) with stable dose for 4 weeks prior
- Stable-dose NSAIDs allowed with stable dose for 2 weeks prior
- Females of childbearing potential must have negative pregnancy test within 7 days before treatment and not be breastfeeding; all participants must use effective contraception during study
- Good overall health and able to walk independently
- Willing and able to follow study visits, treatments, lab tests, and procedures
You will not qualify if you...
- Other immune-mediated disorders interfering with treatment or evaluation
- Clinically significant cardiovascular, neuropsychiatric, renal, hepatic, immune, or endocrine disorders or abnormal labs that may affect safety or efficacy
- Positive tests for HIV, HBV, HCV, or syphilis
- Active tuberculosis or history of active TB without adequate treatment
- Acute or chronic coagulation disorders compromising safety or knee evaluation
- Significant infection within 1 month prior requiring hospitalization and intravenous medications, or active infection during screening
- Infection in target knee within 3 months prior
- Intra-articular corticosteroid or drug injections in target knee within 3 months prior
- Knee injury or surgery in target knee within 1 year prior
- Elevated liver enzymes (ALT or AST 2 times upper limit of normal)
- Creatinine clearance below 45 mL/min
- Hematopoietic dysfunction including anemia, low white blood cell or platelet counts
- Abnormal ECG findings increasing safety risk or affecting results
- Uncontrolled hypertension (systolic 160 mmHg or diastolic 90 mmHg)
- Body mass index over 30 kg/m2
- Contraindications to MRI such as pacemakers or stents
- Current or history of psychiatric disorders unsuitable for participation
- History of malignancy except treated non-metastatic skin cancers
- Pregnant or breastfeeding women, or men planning sperm donation during study
- Use of high-dose or unstable corticosteroids within 28 days prior
- Hypersensitivity to study intervention components
- Participation in another interventional study within 4 weeks or 5 half-lives of last drug dose
- Recent history of alcohol or drug abuse affecting participation
- Receipt of live virus vaccine within 8 weeks prior
- Legally disabled individuals
- Health, mental, or social conditions hindering study compliance
- Peripheral or central nervous system disorders affecting knee pain assessment
- Any other condition deemed unsuitable by investigator
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
Shanghai ChangZheng hospital
Shanghai, China, 200003
Actively Recruiting
Research Team
H
Huji Xu, Ph.D, MD
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NA
Model
SINGLE_GROUP
Primary Purpose
TREATMENT
Number of Arms
1
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