Status:

RECRUITING

A Study of CM336 in Patients With Relapsed or Refractory Autoimmune Cytopenia

Lead Sponsor:

Keymed Biosciences Co.Ltd

Conditions:

Autoimmune Cytopenia

Immune Thrombocytopenia (ITP)

Eligibility:

All Genders

18+ years

Phase:

PHASE1

PHASE2

Brief Summary

To evaluate the efficacy and safety of CM336 (BCMA/CD3 Bispecific Antibody) in the treatment of patients with relapsed or refractory autoimmune cytopenia

Eligibility Criteria

Inclusion

  • Voluntary provision of written informed consent and ability to comply with protocol requirements.
  • Age ≥18 years, male or female.
  • Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 2.
  • Confirmed diagnosis of immune thrombocytopenia (ITP), warm autoimmune hemolytic anemia (wAIHA), cold agglutinin disease (CAD), mixed autoimmune hemolytic anemia (mAIHA) or Evans Syndrome.
  • Relapsed or refractory autoimmune hemolytic anemia.

Exclusion

  • Secondary ITP or AIHA caused by any reason. Subjects with positive autoimmune antibodies but without a clear diagnosis of any other autoimmune diseases are allowed to be enrolled.
  • Other types of AIHA or other types of cytopenia
  • History of critical diseases that, in the opinion of the investigator, may pose a risk to the safety of subjects or whose exacerbation during the study could compromise the efficacy or safety analysis of the results.
  • Received any treatment of anti-B Cell Maturation Antigen(BCMA) antibody.
  • Evaluated unsuitable to participant in this study by investigator.

Key Trial Info

Start Date :

November 18 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

November 18 2028

Estimated Enrollment :

158 Patients enrolled

Trial Details

Trial ID

NCT07175493

Start Date

November 18 2025

End Date

November 18 2028

Last Update

December 17 2025

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Henan Cancer Hospital

Zhengzhou, Henan, China

2

Heping Hospital Affiliated to Changzhi Medical College

Changzhi, Shanxi, China

3

Blood Disease Hospital, Chinese Academy of Medical Sciences

Tianjin, Tianjin Municipality, China