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Study identifier: NCT06095089 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

A Study of JNJ-87189401 Combined With JNJ-78278343 for Advanced Prostate Cancer

Condition: Prostatic Neoplasms  ·  Sponsor: Janssen Research & Development, LLC

PhasePhase 1
Planned participants355
Who can joinMale, 18 Years to no upper limit
Healthy volunteersNo

About this study

The purpose of Parts 1, 2A, and 2B of the study is to determine the recommended regimen for Phase 2 (RP2Rs) of combination of JNJ-87189401 with JNJ-78278343 and the purpose of Part 2C of this study is to determine how safe the RP2R(s) of the combination of JNJ-87189401 and JNJ-78278343 is, with or without apalutamide. Part 3 of this study evaluates the safety of the triplet combination of JNJ-87189401 and JNJ-78278343 with standard of care (SOC) lutetium Lu-177 vipivotide tetraxetan. Part 4 of this study further evaluates the safety of the triplet combination of JNJ-87189401 and JNJ-78278343 with JNJ-101556143 in participants with advanced prostate cancer.

This description comes directly from the study's public registry record.

Talk to the study team

Study Contact  ·  844-434-4210  ·  Participate-In-This-Study1@its.jnj.com

Always discuss trial participation with your own doctor first.

Locations (16)

University of Colorado Anschutz Medical CampusAurora, Colorado, United StatesRecruiting
Emory University Winship Cancer InstituteAtlanta, Georgia, United StatesRecruiting
University Of MinnesotaMinneapolis, Minnesota, United StatesRecruiting
START New JerseyEast Brunswick, New Jersey, United StatesRecruiting
Herbert Irving Comprehensive Cancer Center Columbia University Medical CenterNew York, New York, United StatesRecruiting
Oregon Health And Science UniversityPortland, Oregon, United StatesRecruiting
Sidney Kimmel Cancer Center - Jefferson HealthPhiladelphia, Pennsylvania, United StatesRecruiting
Tennessee OncologyNashville, Tennessee, United StatesRecruiting
MD Anderson Cancer CenterHouston, Texas, United StatesRecruiting
South Texas Accelerated Research Therapeutics, LLC (START)San Antonio, Texas, United StatesRecruiting
Swedish Medical CenterSeattle, Washington, United StatesRecruiting
Peter MacCallum Cancer CentreMelbourne, AustraliaRecruiting

+ 4 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06095089