A Phase 1 Study of JNJ-87189401 (PSMA-CD28 Bispecific Antibody) Combined With JNJ-78278343 (KLK2-CD3 Bispecific Antibody) for Advanced Prostate Cancer


Condition: Advanced Prostate Cancer

Study Type: Interventional

Clinical Trials Identifier NCT 8-digits: NCT06095089

Sponsor: Janssen Research & Development, LLC

Phase: Phase 1

Eligibility:

  • Age: minimum 18 Years maximum N/A
  • Gender: Male

Inclusion Criteria:

  • Metastatic castration-resistant prostate cancer (mCRPC) as defined by Prostate Cancer Working Group 3 (PCWG3): Histologically confirmed adenocarcinoma of the prostate. Adenocarcinoma with small cell or neuroendocrine (NE) features is permitted. However, small cell carcinoma, carcinoid tumor, mixed NE carcinoma, or large cell NE carcinoma is disallowed
  • Measurable or evaluable disease per PCWG3 criteria; all participants must have a serum PSA value greater than or equal to (>=2) nanograms per milliliter (ng/mL) at time of screening
  • Prior orchiectomy or medical castration; participants who have not undergone orchiectomy, must be receiving ongoing androgen deprivation therapy with a gonadotropin releasing hormone (GnRH) analog (agonist or antagonist), prior to the first dose of study drug and must continue this therapy throughout the treatment phase
  • Have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1

Exclusion Criteria:

  • Active autoimmune disease within the 12 months prior to signing consent that requires systemic immunosuppressive medications (example, chronic corticosteroids, methotrexate, or tacrolimus)
  • Any of the following within 6 months prior to signature of informed consent: a. myocardial infarction, b. severe or unstable angina, c. clinically significant ventricular arrhythmias, d. congestive heart failure (New York Heart Association [NYHA] class II to IV), e. transient ischemic attack, and f. Cerebrovascular accident

View trial on ClinicalTrials.gov