Safety and Preliminary Efficacy of CTX112 in Adult Participants With Relapsed/Refractory Hematologic Autoimmune Disease

Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorCRISPR Therapeutics AG

About this trial

This is a single-arm, open-label, multicenter, ascending dose Phase 1/2 trial evaluating the safety and preliminary efficacy of CTX112 or Zugocabtagene geleucel (zugo-cel) in adult participants with relapsed/refractory primary Immune Thrombocytopenia (ITP) and relapsed/refractory primary Warm Autoimmune Hemolytic Anemia (wAIHA).

Eligibility criteria

Qualifiers

Age ≥18 years.

Participants must voluntarily sign a written informed consent and be willing and able to comply with all trial requirements.

Adequate hematologic, renal, liver, cardiac and pulmonary function.

Participants must agree to use acceptable methods of contraception.

Disqualifiers

Prior treatment with anti-CD19 therapy or any gene therapy or genetically modified cell therapy.

Prior solid organ (e.g., heart, liver, kidney, lung) transplant or hematopoietic cell transplant.

Severe active or history of central nervous (CNS) involvement.

Presence of other active autoimmune disease or other conditions that are likely to pose increased safety risks and/or confound disease assessments, or pose significant risk to those receiving CAR T cell therapy.

Trial design

Treatments tested in this trial

  • CTX112

Treatment groups

60 Participants
are divided into 1 treatment group

Sponsors and collaborators