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Darolutamide in Addition to ADT Versus ADT in Metastatic Hormone-sensitive Prostate Cancer

Phase 3
Active, not recruiting
Conditions
Prostatic Neoplasms
Interventions
Drug: Placebo
Other: Androgen deprivation therapy (ADT)
Registration Number
NCT04736199
Lead Sponsor
Bayer
Brief Summary

The purpose of the study is to assess the efficacy and safety of darolutamide in combination with standard androgen deprivation therapy (ADT) in patients with metastatic hormone sensitive prostate cancer.

Detailed Description

Not available

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
Male
Target Recruitment
662
Inclusion Criteria
  • Histologically or cytologically confirmed adenocarcinoma of prostate
  • Metastatic disease
  • Started ADT (LHRH agonist/antagonist or orchiectomy) with or without first generation anti-androgen, but not earlier than 12 weeks before randomization
  • Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) of 0, 1 or 2
  • Adequate bone marrow, liver and renal function
Exclusion Criteria
  • Prior treatment with: LHRH agonist/antagonists except neoadjuvant and /or adjuvant therapy; Second-generation androgen receptor (AR) inhibitors such as enzalutamide, darolutamide, apalutamide or other investigational AR inhibitors; Cytochrome P17 enzyme inhibitor such as abiraterone acetate or oral ketoconazole as anti-cancer treatment for prostate cancer; Chemotherapy including docetaxel or immunotherapy for prostate cancer; Use of systemic corticosteroid with dose greater than the equivalent 10 mg of prednisone/day within 28 days prior to randomization; Radiopharmaceuticals; Any other anti-cancer treatment for prostate cancer, excluding local therapies and ADT.
  • Treatment with radiotherapy within 2 weeks before randomization
  • Contraindication to iodinated CT and gadolinium chelate MRI intravenous contrast agent(s)
  • Had any of the following within 6 months before randomization: stroke, myocardial infarction, severe/unstable angina pectoris, coronary/peripheral artery bypass graft, congestive heart failure (New York Heart Association Class III or IV)
  • Uncontrolled hypertension as indicated by a resting systolic BP ≥ 160 mmHg or diastolic BP ≥ 100 mmHg despite medical management
  • A gastrointestinal (GI) disorder or procedure which is expected to interfere significantly with absorption of study drug
  • Any prior malignancy (other than adequately treated basal cell or squamous cell skin cancer, superficial bladder cancer, or any other cancer in situ currently in complete remission) within 5 years prior to randomization
  • Inability to swallow oral medications

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Darolutamide+ADTAndrogen deprivation therapy (ADT)Participants will receive darolutamide 600 mg (2 tablets of 300 mg) twice daily with food and ADT of investigator's choice as standard therapy
Placebo+ADTPlaceboParticipants will receive placebo twice daily with food and ADT of investigator's choice as standard therapy
Placebo+ADTAndrogen deprivation therapy (ADT)Participants will receive placebo twice daily with food and ADT of investigator's choice as standard therapy
Darolutamide+ADTDarolutamide (Nubeqa, BAY1841788)Participants will receive darolutamide 600 mg (2 tablets of 300 mg) twice daily with food and ADT of investigator's choice as standard therapy
Primary Outcome Measures
NameTimeMethod
Radiological Progression-free Survival (rPFS) Assessed by Central ReviewFrom randomization to the date when 222 rPFS events were observed, approximately 36 months

rPFS used conventional imaging method (99mTc-phosphonate bone scan, CT/MRI scan). rPFS was defined as the time from the date of randomization to the date of progressive disease in malignant soft tissue lesions, progressive disease in malignant bone lesions, or death due to any cause, whichever occurs first. Malignant soft tissue lesions were assessed by Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 criteria and malignant bone lesions were assessed by Prostate Cancer Clinical Trials Working Group (PCWG3) criteria.

Secondary Outcome Measures
NameTimeMethod
Overall Survival (OS)From randomization to the date when 222 rPFS events were observed, approximately 36 months

Time from the date of randomization to the date of death from any cause.

Time to Castration-Resistant Prostate Cancer (CRPC)From randomization to the date when 222 rPFS events were observed, approximately 36 months

Time from the date of randomization to the date of first castration resistant event (radiological progression, Prostate-specific antigen (PSA) progression or symptomatic skeletal events, whichever occurs first).

Time to Initiation of Subsequent Anti-cancer TherapyFrom randomization to the date when 222 rPFS events were observed, approximately 36 months

Time from the date of randomization to initiation of first subsequent anti-cancer therapy for prostate cancer.

Time to PSA ProgressionFrom randomization to the date when 222 rPFS events were observed, approximately 36 months

Time from the date of randomization to the date of first prostate-specific antigen (PSA) progression. PSA progression with serum testosterone being at castrate level \<0.50 ng/mL, is defined as a ≥25% increase above the nadir (lowest at or after baseline) value and an increase in absolute value of ≥2 ng/mL above nadir, and is at least 12 weeks from randomization date, which is confirmed by a second value 3 or more weeks later. All PSA values between the initial assessment meeting the PSA progression criteria and confirmation assessment must be ≥2 ng/mL and ≥25% increase above nadir, serum testosterone at castrate levels \<0.50 ng/mL is requested at initial assessment.

PSA Undetectable Rates (<0.2 ng/mL)From randomization to the date when 222 rPFS events were observed, approximately 36 months

Percentage of subjects with detectable PSA values of ≥0.2 ng/mL at baseline which became undetectable with any PSA values \<0.2 ng/mL during the period between randomization and 30 days after last dose of study drug or start of new anti-cancer therapy whichever occurred earliest, based on the subjects had detectable PSA value at baseline.

Time to Pain ProgressionFrom randomization to the date when 222 rPFS events were observed, approximately 36 months

Pain progression was assessed by Question 3 (Q3) of the BPI-SF questionnaire related to the worst pain in the last 24 hours (worst pain subscale \[WPS\]) taken as an average for post baseline score, or initiation of short or long-acting opioids for malignant disease for ≥7 consecutive days after randomization. Pain progression was defined as: (1) for asymptomatic subjects with WPS=0 at baseline, an increase of 2 or more points in the WPS score from nadir observed at 2 consecutive evaluations ≥4 weeks apart, or initiation of short- or long-acting opioid use for malignant disease for ≥7 consecutive days after randomization; (2) for symptomatic subjects with WPS \>0 at baseline, an increase of 2 or more points in the WPS score from nadir observed at 2 consecutive evaluations ≥4 weeks apart and a WPS ≥5, or initiation of short- or long-acting opioid use for malignant disease for ≥7 consecutive days after randomization.

Number of Participants With Adverse Events as a Measure of SafetyFrom start of study drug administration until 30 days after the last administration

An AE is any untoward medical occurrence in a patient or clinical study participant, after providing written IC for participation in the study, may or may not be temporally associated with the use of study drug, whether or not considered related to the study drug. Treatment-emergent AE (TEAE) is defined as any event arising or worsening after the first dose of study drug until 30 days after the last dose of study drug.

Trial Locations

Locations (131)

Macquarie University Hospital - Oncology Department

🇦🇺

Sydney, New South Wales, Australia

Hunan Cancer Hospital - Oncology Department

🇨🇳

Changsha, Hunan, China

Parc Tauli Hospital Universitari - Oncologia

🇪🇸

Sabadell, Barcelona, Spain

Hospital Universitario Fundacion Alcorcon - Urologia

🇪🇸

Alcorcón, Madrid, Spain

Hospital Universitario Virgen De La Victoria - Urologia

🇪🇸

Malaga, Málaga, Spain

Fundacio Puigvert - Urologia

🇪🇸

Barcelona, Spain

Hospital San Pedro de Alcántara - Oncologia

🇪🇸

Cáceres, Spain

Hospital Universitario Virgen Del Rocio S.L. - Urologia

🇪🇸

Sevilla, Spain

Nepean Hospital

🇦🇺

Kingswood, New South Wales, Australia

Northern Cancer Institute

🇦🇺

St Leonards, New South Wales, Australia

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Macquarie University Hospital - Oncology Department
🇦🇺Sydney, New South Wales, Australia

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