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Clinical study on the safety and efficacy of PSMA-CAR-T cells in the treatment of metastatic castration-resistant prostate cancer

Clinical study on the safety and efficacy of PSMA-CAR-T cells in the treatment of metastatic castration-resistant prostate cancer

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300068483
Enrollment
Unknown
Registered
2023-02-21
Start date
2023-01-13
Completion date
Unknown
Last updated
2023-05-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prostate cancer

Interventions

Experimental group:PSMA-CAR-T cell transfusion

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Age >= 18 years. 2. Patients who have failed treatment with at least one docetaxel-containing chemotherapy and one standard new endocrine drug. 3. Met the diagnosis of mCRPC, defined as a depot level of testosterone =2ng/ml; soft tissue progression as evaluated by RECIST criteria, or >=2 new lesions on bone scan. 4. Fresh tissue IHC analysis demonstrating = 10% tumor cells expressing PSMA; if no lesions are desirable for biopsy, a positive PSMA test or positive 68Ga-PSMA PET/CT of the original tissue specimen is required. 5. Imaging evidence of bone metastatic disease and/or measurable non-bone metastatic disease (lymph node or visceral). 6. Expected survival of more than 3 months. 7. ECOG physical fitness score of 0-2. 8. Adequate blood reserve, defined as HB >= 90 g/L, ANC >= 1.5 K/UL, PLT >= 70 K/UL, and not transfusion dependent. 9. Good organ function, defined as: blood creatinine = 60 cc/min, blood total bilirubin < 1.5 x ULN, and blood ALT/AST < 2 x ULN. 10. Agree to use effective contraception during treatment and for 1 year thereafter. 11. Able to fully understand the purpose and risks of the treatment and willing to sign the informed consent form related to the treatment.

Exclusion criteria

Exclusion criteria: 1) Prior use of CAR-T cell therapy against prostate cancer. 2) History of non-prostate primary malignancy within the past 5 years. 3) Elevated PSA without imaging evidence of metastatic disease, i.e., biochemical recurrence. 4) Concomitant other diseases requiring systemic treatment with immunosuppressive drugs or hormones. 5) Clinical history, physical examination, or MRI suggestive of symptomatic vertebral metastases impacting spinal cord function. 6) Class III/IV cardiovascular disease according to the New York Heart Association classification. 7) History of deep vein thrombosis or pulmonary embolism within six months of enrollment. 8) Active bleeding disorders or coagulation disorders. 9) Uncontrollable active infection. 10) Human immunodeficiency virus (HIV) positivity. 11) Active hepatitis B or C infection.

Design outcomes

Primary

MeasureTime frame
Incidence of Adverse Events;Objective remission rate;

Secondary

MeasureTime frame
Duration of remission;Progression-free survival;Overall survival;Prostate-specific antigen;Free PSA;

Countries

China

Contacts

Public ContactJiyan Liu

West China Hospital of Sichuan University

liujiyan1972@163.com+86 189 8060 1768

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026