Actively Recruiting

Phase 1
Age: 18Years - 75Years
All Genders
NCT07526493

Safety and Pharmacodynamics of QH103 Cell Injection in the Treatment of Patients With Relapsed/Refractory Antibody-Mediated Neurological Autoimmune Diseases.

Led by Tongji Hospital · Updated on 2026-05-12

6

Participants Needed

1

Research Sites

143 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This study is an open-label, exploratory, prospective clinical trial with dose escalation(according to "3+3" design), to evaluate the safety and tolerability of QH103(Universal CD19 CAR-γδT Cell Injection)in the treatment of recurrent/refractory antibody-mediated neurological autoimmune diseases.

CONDITIONS

Official Title

Safety and Pharmacodynamics of QH103 Cell Injection in the Treatment of Patients With Relapsed/Refractory Antibody-Mediated Neurological Autoimmune Diseases.

Who Can Participate

Age: 18Years - 75Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Aged 18-75 years, any gender
  • Female participants of childbearing potential and males with partners of childbearing potential must use approved contraception or abstinence during treatment and for 6 months after
  • Female participants of childbearing potential must have a negative serum HCG test within 7 days before enrollment and not be breastfeeding
  • Expected survival of at least 12 weeks as judged by the investigator
  • Voluntary participation with signed informed consent
  • Diagnosis of one of the following with disease-specific criteria: progressive or relapsing-remitting multiple sclerosis with EDSS 2-7; AQP4 antibody-positive neuromyelitis optica spectrum disorder; autoimmune encephalitis with relevant autoantibody and recent episode; antibody-positive chronic inflammatory demyelinating polyneuropathy with disability score 2-9; antibody-positive myasthenia gravis MGFA Class II-IV with MG-ADL score ≥6; MOG antibody-associated disease with mRS score ≥2; refractory antibody-positive idiopathic inflammatory myopathies with elevated muscle enzymes or active myositis and positive specific antibodies
  • Disease-specific treatment history and symptom control criteria as detailed in protocol
Not Eligible

You will not qualify if you...

  • History of severe drug allergy or allergic tendency
  • Uncontrolled or treatment-requiring infections
  • Impaired organ function beyond disease-related abnormalities including bone marrow, liver, kidney, coagulation, and heart function as specified
  • History of congenital immunoglobulin deficiency
  • Active or unresolved malignancy within 5 years
  • Positive for hepatitis B, hepatitis C, HIV, or syphilis with detectable viral load
  • History of significant psychiatric disorders or substance abuse
  • Participation in other clinical trials within 3 months prior
  • Prior CAR-T cell therapy
  • Severe adverse reactions to cyclophosphamide or fludarabine
  • Other autoimmune diseases causing organ damage or requiring systemic immunosuppression in past 2 years (except study diseases)
  • Uncontrolled myasthenia gravis crisis within 2 weeks
  • Recent stroke or transient ischemic attack within 6 months
  • Unwillingness to practice contraception during study and for 6 months after
  • Medical conditions interfering with safety or efficacy assessment
  • History of symptomatic deep vein thrombosis or pulmonary embolism within 6 months requiring anticoagulation
  • Any other condition judged unsuitable by investigator

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology

Wuhan, Hubei, China, 430000

Actively Recruiting

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Research Team

D

Daishi Tian

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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