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Clinical Trials List

Protocol Number56021927PCR3011
NCT Number(ClinicalTrials.gov Identfier)NCT03767244
Active

2019-07-22 - 2026-12-29

Phase III

Recruiting7

ICD-10C61

Malignant neoplasm of prostate

A Randomized, Double-blind, Placebo-controlled, Phase 3 Study of Apalutamide in Subjects with High-risk, Localized or Locally Advanced Prostate Cancer Who are Candidates for Radical Prostatectomy

  • Trial Applicant

    Johnson & Johnson

  • Sponsor

    Janssen Research & Development, LLC

  • Trial scale

    Multi-Regional Multi-Center

  • Update

    2026/02/01

Investigators and Locations

Principal Investigator 歐宴泉 Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator Shian-Shiang Wang Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator Hsi-Chin Wu Division of Hematology & Oncology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator 黃冠華 Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator - - Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator Wen-Jeng Wu Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Principal Investigator 歐宴泉 Division of Urology

Co-Principal Investigator

The Actual Total Number of Participants Enrolled

0 Recruiting

Condition/Disease

Advanced Prostate Cancer

Objectives

The purpose of this study is to determine if treatment with apalutamide plus androgen deprivation therapy (ADT) before and after radical prostatectomy (RP) with pelvic lymph node dissection (pLND) in participants with high-risk localized or locally advanced prostate cancer results in an improvement in pathological complete response (pCR) rate and metastasis-free survival (MFS) based on conventional imaging, as compared to placebo plus ADT.

Test Drug

Apalutamide (JNJ-56021927)

Active Ingredient

Apalutamide (JNJ-56021927)

Dosage Form

tablets

Dosage

60

Endpoints

Primary Outcome Measures :
Percentage of Participants with Pathologic complete response (pCR) [ Time Frame: Approximately 4 years ]
pCR is assessed by a pathology blinded independent central radiology review (BICR) as defined in the pathology charter.

Metastasis-Free Survival (MFS) [ Time Frame: Approximately 8 years ]
MFS is defined as the time from randomization to the date of the first occurrence of radiographic distant metastasis on conventional imaging [that is, computed tomography (CT)/magnetic resonance imaging (MRI) and bone scan]) evaluated by radiology BICR, incidental pathologic finding of distant metastasis, or death from any cause, whichever occurs first.


Secondary Outcome Measures :
Prostate Specific Antigen (PSA)-Free Survival [ Time Frame: Approximately 4 years ]
PSA-free survival with testosterone recovery defined as the time from randomization to the first detectable serum PSA level with recovered testosterone levels after undetectable PSA post-radical prostatectomy with pelvic lymph node dissection or death, whichever occurs first.

Progression-Free Survival (PFS) [ Time Frame: Approximately 8 years ]
PFS is defined as the time from randomization to first documentation of BICR confirmed radiographic progressive disease or death due to any cause (whichever occurs first) plus 1 day. Progressive disease will be determined based on Response Evaluation Criteria in Solid Tumors (RECIST) v.1.1. As per RECIST v1.1. Unequivocal local-regional progression/recurrence or the distant metastasis observed on CT or MRI scans or identified by biopsy will be considered progression. Local-regional progression/recurrence is defined as local tumor recurrence in the prostate bed or occurrence of at least one new regional lymph node.

Number of Participants with Adverse Events [ Time Frame: Up to 30 days after last dose of study drug (Approximately 8 years) ]
An adverse event is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.

Number of Participants with Laboratory Abnormalities as a Measure of Safety and Tolerability [ Time Frame: Up to 30 days after last dose of study drug (Approximately 8 years) ]
Blood samples for serum chemistry and hematology will be collected at predefined time points for clinical laboratory testing.

Number of Participants with Vital Signs Abnormalities as a Measure of Safety and Tolerability [ Time Frame: Up to 30 days after last dose of study drug (Approximately 8 years) ]
Number of participants with vital signs (including body temperature, heart rate, respiratory rate, and blood pressure) abnormalities will be reported.

Number of Participants with Physical Examinations Abnormalities as a Measure of Safety and Tolerability [ Time Frame: Up to 30 days after last dose of study drug (Approximately 8 years) ]
Number of participants with physical examinations (including general appearance of the subject, height, weight, and examination of the skin, ears, nose, throat, lungs, heart, abdomen, extremities, musculoskeletal system, lymphatic system, and nervous system) abnormalities will be reported.

Number of Participants with Treatment Compliance Rate [ Time Frame: Up to 30 days after last dose of study drug (Approximately 8 years) ]
Number of participants who are complaint with study treatment will be assessed.

Inclution Criteria

Inclusion Criteria:

Histologically confirmed adenocarcinoma of the prostate
High-risk disease defined by a total Gleason Sum Score greater than equal to (>=) 4+3 (=Grade Groups [GG] 3 5) and >=1 of the following 4 criteria: a) Any combination of Gleason Score 4+3 (= 3) and Gleason Score 8 (4+4 or 5+3) in >= 6 systematic cores (with >=1 core Gleason Score 8 [4+4 or 5+3] included); b) Any combination of Gleason Score 4+3 (=GG 3) and Gleason Score 8 (4+4 or 5+3) in >=3 systematic cores and Prostate-specific antigen (PSA) >=20 ng/mL (with >= 1 core Gleason Score 8 [4+4 or 5+3] included); c) Gleason Score >=9 (=GG 5) in at least 1 systematic or targeted core; d) At least 2 systematic or targeted cores with continuous Gleason Score >=8 (=GG 4), each with > 80 percent (%) involvement
Candidate for radical prostatectomy with pelvic lymph node dissection as per the investigator
Eastern Cooperative Oncology Group (ECOG) Performance Status score of 0 or 1
Contraceptive use by men and female partners of men enrolled in the study who are of childbearing potential or are pregnant) should be consistent with local regulations regarding the use of contraceptive methods for participants participating in clinical studies
Able to receive androgen deprivation therapy (ADT) for at least 13 months

Exclusion Criteria

Exclusion Criteria:

Distant metastasis based on conventional imaging (clinical stage M1). Nodal disease below the iliac bifurcation (clinical stage N1) is not an exclusion. Diagnosis of distant metastasis (clinical M stage; M0 versus M1a, M1b, M1c) and pelvic nodal disease (clinical N stage; N1 versus N0) will be assessed by central radiological review. Participants are considered eligible only if the central radiological review confirms clinical stage M0
(a) Prior treatment with androgen receptor antagonists; (b) Treatment with gonadotropin-releasing hormone analog (GnRHa) prior to informed consent form (ICF) signature
History of prior systemic or local therapy for prostate cancer, including pelvic radiation for prostate cancer
Use of any investigational agent less than or equals to (<=)4 weeks prior to randomization or any therapeutic procedure for prostate cancer at any time
Major surgery <=4 weeks prior to randomization
Any of the following within 12 months prior to first dose of study drug: severe or unstable angina, myocardial infarction, symptomatic congestive heart failure, arterial or venous thromboembolic events (example, pulmonary embolism, cerebrovascular accident including transient ischemic attacks), or clinically significant ventricular arrhythmias or New York Heart Association Class II to IV heart disease; uncomplicated deep vein thrombosis is not considered exclusionary

The Estimated Number of Participants

  • Taiwan

    110 participants

  • Global

    2400 participants