RecruitingPhase 1NCT07096128

A Study of [177Lu] Lu-PSMA-XT Injection in Patients With Metastatic Prostate Cancer

A Phase I Study to Assess the Safety, Tolerability, Radiation Dosimetry and Efficacy of [177Lu] Lu-PSMA-XT in Patients With Metastatic Prostate Cancer


Sponsor

Jinming Zhang

Enrollment

36 participants

Start Date

Aug 20, 2024

Study Type

INTERVENTIONAL

Conditions

Summary

This was a multicenter, open-label, phase I study to evaluate the safety, tolerability, radiation dosimetry and efficacy of \[177Lu\] Lu-PSMA-XT injection in patients with metastatic prostate cancer .


Eligibility

Sex: MALEMin Age: 18 Years

Inclusion Criteria11

  • Patients must have the ability to understand and sign an approved informed consent form (ICF).
  • Patients must be \>= 18 and \<=80 years of age.
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
  • Patients must have a life expectancy \>6 months.
  • Patients must have histological, pathological, and/or cytological confirmation of prostate cancer.
  • Patients must be PSMA Positron Emission Tomography (PET)/Computed Tomography (CT) scan positive。
  • Patients must have a castrate level of serum/plasma testosterone (\<50 ng/dL or \<1.7 nmol/L).
  • Patients must have received at least one NAAD (such as enzalutamide and/or abiraterone); patients must have been previously treated undergone at least 1-2 prior taxane-based chemotherapy regimens or be unsuitable for taxane therapy (unsuitability includes contraindications, investigator-determined ineligibility, or patient refusal) in mCRPC stage.
  • Patients must have progressive mCRPC.
  • Patients must have adequate organ function。
  • Subjects of childbearing potential voluntarily use an effective method of contraception, such as condoms, oral or injectable contraceptives, Intra-uterine device(IUD),etc., during treatment and within 6 months of the last use of the trial drug.

Exclusion Criteria7

  • Previous treatment with any of the following within 6 months of enrollment: Strontium-89, Samarium-153, Rhenium-186, Rhenium-188, Radium-223, hemi-body irradiation. Previous PSMA-targeted radioligand therapy is not allowed.
  • Known other malignancies.
  • Any systemic anti-cancer therapy (e.g. chemotherapy, immunotherapy or biological therapy within 28 days prior to day of enrollment.
  • Known hypersensitivity to the components of the study therapy or its analogs.
  • A superscan as seen in the baseline bone scan.
  • Patients with a history of Central Nervous System (CNS) metastases.
  • Uncontrolled, intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, cardiac arrhythmia, or other severe complications.

Interventions

DRUG[177Lu]Lu-PSMA-XT

\[177Lu\]Lu-PSMA-XT is a radioligand therapy that delivers beta-particle radiation to PSMA-expressing cells.


Locations(3)

Beijing Cancer Hospital

Beijing, Beijing Municipality, China

Mianyang Central Hospital

Beijing, Beijing Municipality, China

The First Medical Center, Chinese PLA General Hospital

Beijing, Beijing Municipality, China

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NCT07096128


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