2023
1803P Phase I/II study of bavdegalutamide, a PROTAC androgen receptor (AR) degrader in metastatic castration-resistant prostate cancer (mCRPC): Radiographic progression-free survival (rPFS) in patients (pts) with AR ligand-binding domain (LBD) mutations
Petrylak D, Garmezy B, Shen J, Kalebasty A, Sartor O, Dreicer R, Agarwal N, Hussain M, Percent I, Heath E, Gedrich R, Yu T, Healey D, Parameswaran J, Sternberg C, Gao X. 1803P Phase I/II study of bavdegalutamide, a PROTAC androgen receptor (AR) degrader in metastatic castration-resistant prostate cancer (mCRPC): Radiographic progression-free survival (rPFS) in patients (pts) with AR ligand-binding domain (LBD) mutations. Annals Of Oncology 2023, 34: s973-s974. DOI: 10.1016/j.annonc.2023.09.2751.Peer-Reviewed Original ResearchThe Efficacy of Enzalutamide plus Androgen Deprivation Therapy in Oligometastatic Hormone-sensitive Prostate Cancer: A Post Hoc Analysis of ARCHES
Armstrong A, Iguchi T, Azad A, Villers A, Alekseev B, Petrylak D, Szmulewitz R, Alcaraz A, Shore N, Holzbeierlein J, Gomez-Veiga F, Rosbrook B, Zohren F, Haas G, Gourgiotti G, El-Chaar N, Stenzl A. The Efficacy of Enzalutamide plus Androgen Deprivation Therapy in Oligometastatic Hormone-sensitive Prostate Cancer: A Post Hoc Analysis of ARCHES. European Urology 2023, 84: 229-241. PMID: 37179240, DOI: 10.1016/j.eururo.2023.04.002.Peer-Reviewed Original ResearchConceptsHormone-sensitive prostate cancerAndrogen deprivation therapyRadiographic progression-free survivalMetastatic hormone-sensitive prostate cancerOligometastatic hormone-sensitive prostate cancerOverall survivalProstate cancerDeprivation therapyHazard ratioAndrogen receptor inhibitionEarly treatment intensificationEfficacy of enzalutamideRisk of undertreatmentSystemic treatment strategiesSecondary efficacy endpointsPhase 3 studyProgression-free survivalNumber of metastasesConfidence intervalsProportional hazards modelPost Hoc AnalysisEfficacy endpointOligometastatic diseaseSecondary endpointsTreatment intensificationFirst-in-human, phase 1 study of PF-06753512, a vaccine-based immunotherapy regimen (VBIR), in non-metastatic hormone-sensitive biochemical recurrence and metastatic castration-resistant prostate cancer (mCRPC)
Autio K, Higano C, Nordquist L, Appleman L, Zhang T, Zhu X, Babiker H, Vogelzang N, Prasad S, Schweizer M, Madan R, Billotte S, Cavazos N, Bogg O, Li R, Chan K, Cho H, Kaneda M, Wang I, Zheng J, Tang S, Hollingsworth R, Kern K, Petrylak D. First-in-human, phase 1 study of PF-06753512, a vaccine-based immunotherapy regimen (VBIR), in non-metastatic hormone-sensitive biochemical recurrence and metastatic castration-resistant prostate cancer (mCRPC). Journal For ImmunoTherapy Of Cancer 2023, 11: e005702. PMID: 36948505, PMCID: PMC10040068, DOI: 10.1136/jitc-2022-005702.Peer-Reviewed Original ResearchConceptsMetastatic castration-resistant prostate cancerAndrogen deprivation therapyRadiographic progression-free survivalCastration-resistant prostate cancerPhase 1 studyBiochemical recurrenceProstate cancerImmunotherapy regimenMedian durationDose escalationMedian radiographic progression-free survivalAntigen-specific T cell responsesImmune-related adverse eventsRecommended phase 2 doseSpecific T cell responsesPhase 2 doseImmune checkpoint inhibitorsModest antitumor activityObjective response rateProgression-free survivalAntigen-specific immunityT cell responsesInfluenza-like illnessSignificant side effectsDeprivation therapyPembrolizumab plus docetaxel for patients with metastatic castration-resistant prostate cancer (mCRPC): Randomized, double-blind, phase 3 KEYNOTE-921 study.
Petrylak D, Ratta R, Matsubara N, Korbenfeld E, Gafanov R, Mourey L, Todenhöfer T, Gurney H, Kramer G, Bergman A, Zalewski P, De Santis M, Armstrong A, Gerritsen W, Pachynski R, Byun S, Li X, Schloss C, Poehlein C, Fizazi K. Pembrolizumab plus docetaxel for patients with metastatic castration-resistant prostate cancer (mCRPC): Randomized, double-blind, phase 3 KEYNOTE-921 study. Journal Of Clinical Oncology 2023, 41: 19-19. DOI: 10.1200/jco.2023.41.6_suppl.19.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerNext-generation hormonal agentsDual primary endpointsTreatment-related AEsCycles of docetaxelPrimary endpointSecondary endpointsDocetaxel armRadiographic progression-free survivalCastration-resistant prostate cancerBlinded independent central reviewCycles of placeboData cutoff dateSafety of pembrolizumabSubsequent anticancer therapyTreatment-related deathsAndrogen deprivation therapyECOG performance statusKey secondary endpointProgression-free survivalIndependent central reviewEligible ptsDeprivation therapyRECIST 1.1Baseline characteristics
2021
CheckMate 9KD cohort A1 final analysis: Nivolumab (NIVO) + rucaparib for post-chemotherapy (CT) metastatic castration-resistant prostate cancer (mCRPC).
Pachynski R, Retz M, Goh J, Burotto M, Gravis G, Castellano D, Flechon A, Zschaebitz S, Shaffer D, Limon J, Grimm M, McCune S, Amin N, Li J, Wang X, Unsal-Kacmaz K, Saad F, Petrylak D, Fizazi K. CheckMate 9KD cohort A1 final analysis: Nivolumab (NIVO) + rucaparib for post-chemotherapy (CT) metastatic castration-resistant prostate cancer (mCRPC). Journal Of Clinical Oncology 2021, 39: 5044-5044. DOI: 10.1200/jco.2021.39.15_suppl.5044.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerTreatment-related AEsObjective response rateRadiographic progression-free survivalCohorts A1Overall survivalDisease progression/unacceptable toxicityProstate-specific antigen (PSA) response rateResponse rateProgression/unacceptable toxicityCastration-resistant prostate cancerNovel hormonal therapiesSecondary efficacy resultsProgression-free survivalNew safety signalsPhase 2 trialPD-L1 upregulationPlausible therapeutic strategyPARP inhibitor treatmentMeasurable diseaseVisceral metastasesHormonal therapySecondary endpointsUnacceptable toxicityEvaluable tumorsCheckMate 9KD Arm B final analysis: Efficacy and safety of nivolumab plus docetaxel for chemotherapy-naïve metastatic castration-resistant prostate cancer.
Fizazi K, González Mella P, Castellano D, Minatta J, Rezazadeh A, Shaffer D, Vazquez Limon J, Sánchez López H, Armstrong A, Horvath L, Dzik C, Amin N, Li J, Unsal-Kacmaz K, Retz M, Saad F, Petrylak D, Pachynski R. CheckMate 9KD Arm B final analysis: Efficacy and safety of nivolumab plus docetaxel for chemotherapy-naïve metastatic castration-resistant prostate cancer. Journal Of Clinical Oncology 2021, 39: 12-12. DOI: 10.1200/jco.2021.39.6_suppl.12.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerTreatment-related AEsObjective response rateChemotherapy-naïve metastatic castration-resistant prostate cancerRadiographic progression-free survivalCastration-resistant prostate cancerMeasurable diseaseOverall survivalArm BProstate cancerMedian numberChemotherapy-naive metastatic castration-resistant prostate cancerDisease progression/unacceptable toxicityProstate-specific antigen (PSA) response rateResponse rateComparable objective response rateOngoing androgen deprivation therapyProgression/unacceptable toxicityImmune-related AESafety of nivolumabTreatment-related deathsAndrogen deprivation therapyPhase 2 trialProgression-free survivalAntitumor immune response
2020
343 Phase 3 study of pembrolizumab + docetaxel and prednisone/prednisolone for metastatic castration-resistant prostate cancer (mCRPC) pretreated with next-generation hormonal agents (NHAs) (KEYNOTE-921)
Petrylak D, Shore N, Bennamoun M, Ratta R, Piulats J, Li B, Schloss C, Fizazi K. 343 Phase 3 study of pembrolizumab + docetaxel and prednisone/prednisolone for metastatic castration-resistant prostate cancer (mCRPC) pretreated with next-generation hormonal agents (NHAs) (KEYNOTE-921). Journal For ImmunoTherapy Of Cancer 2020, 8: a209-a210. DOI: 10.1136/jitc-2020-sitc2020.0343.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerNext-generation hormonal agentsPrednisone/prednisoloneProgression-free survivalObjective response rateDuration of responseSecondary end pointsOverall survivalDisease progressionResponse ratePrior treatmentRECIST v1.1End pointAbiraterone acetateEastern Cooperative Oncology Group performance status 0/1Prostate-specific antigen (PSA) response rateDual primary end pointsKey secondary end pointRadiographic progression-free survivalCastration-resistant prostate cancerPerformance status 0/1PSA response rateSubsequent anticancer therapyAndrogen deprivation therapyPrimary end pointEfficacy of enzalutamide (ENZA) + androgen deprivation therapy (ADT) in metastatic hormone-sensitive prostate cancer (mHSPC) by pattern of metastatic spread: ARCHES post hoc analyses.
Shore N, Armstrong A, Szmulewitz R, Petrylak D, Holzbeierlein J, Villers A, Azad A, Alcaraz A, Alekseev B, Iguchi T, Gomez-Veiga F, Rosbrook B, Lee H, Haas G, Stenzl A. Efficacy of enzalutamide (ENZA) + androgen deprivation therapy (ADT) in metastatic hormone-sensitive prostate cancer (mHSPC) by pattern of metastatic spread: ARCHES post hoc analyses. Journal Of Clinical Oncology 2020, 38: 5547-5547. DOI: 10.1200/jco.2020.38.15_suppl.5547.Peer-Reviewed Original ResearchRadiographic progression-free survivalEfficacy of enzalutamideAndrogen deprivation therapyMetastatic hormone-sensitive prostate cancerSymptomatic skeletal eventsSoft tissue metastasesMetastatic spreadVisceral metastasesSecondary endpointsBone metastasesFirst symptomatic skeletal eventHormone-sensitive prostate cancerProstate-specific antigen progressionLarge patient subgroupPrior docetaxel treatmentProgression-free survivalSecondary endpoint measuresGreater relative efficacyNew antineoplastic therapiesM0 patientsDeprivation therapyPrimary endpointSkeletal eventsCastration resistanceDisease volume
2019
LBA52 Efficacy and safety of nivolumab in combination with docetaxel in men with metastatic castration-resistant prostate cancer in CheckMate 9KD
Fizazi K, Mella P, Castellano D, Minatta J, Kalebasty A, Shaffer D, Limon J, Armstrong A, Lopez H, Sharkey B, Saci A, Li J, Wang X, Ciprotti M, Sathyanarayana P, Saad F, Petrylak D, Retz M, Pachynski R, Drake C. LBA52 Efficacy and safety of nivolumab in combination with docetaxel in men with metastatic castration-resistant prostate cancer in CheckMate 9KD. Annals Of Oncology 2019, 30: v885-v886. DOI: 10.1093/annonc/mdz394.045.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerRadiographic progression-free survivalObjective response rateCastration-resistant prostate cancerBristol-Myers SquibbGenentech/RocheAssociation of biomarkersPersonal feesMeasurable diseaseProstate cancerGrade 3/4 treatment-related adverse eventsMedian radiographic progression-free survivalProstate-specific antigen (PSA) response rateResponse rateOngoing androgen deprivation therapyTreatment-related adverse eventsSafety of nivolumabAndrogen deprivation therapyPhase II studyPhase III trialsProgression-free survivalSanofi-AventisInterim analysis resultsMedical writing assistanceNon-financial support853P ARCHES - The role of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC): Post hoc analyses of high and low disease volume and risk groups
Stenzl A, Szmulewitz R, Petrylak D, Holzbeierlein J, Villers A, Azad A, Alcaraz A, Alekseev B, Iguchi T, Shore N, Rosbrook B, Baron B, Haas G, Morlock R, Ramaswamy K, Armstrong A. 853P ARCHES - The role of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC): Post hoc analyses of high and low disease volume and risk groups. Annals Of Oncology 2019, 30: v332-v333. DOI: 10.1093/annonc/mdz248.010.Peer-Reviewed Original ResearchRadiographic progression-free survivalAndrogen deprivation therapyMetastatic hormone-sensitive prostate cancerCastration-resistant prostate cancerSymptomatic skeletal eventsProgression-free survivalDisease volumeOverall survivalRisk groupsAdverse eventsQuality of lifeAstellas PharmaBristol-Myers SquibbDeprivation therapyVisceral metastasesSkeletal eventsRadiographic responseTrial criteriaBone lesionsProstate cancerHigher QoLHormone-sensitive prostate cancerProstate-specific antigen progressionAstellas Pharma Inc.Genentech/Roche891TiP KEYNOTE-921: Phase III study of pembrolizumab (pembro) plus docetaxel and prednisone for enzalutamide (enza)- or abiraterone (abi)-pretreated patients (pts) with metastatic castration-resistant prostate cancer (mCRPC)
Petrylak D, Li B, Schloss C, Fizazi K. 891TiP KEYNOTE-921: Phase III study of pembrolizumab (pembro) plus docetaxel and prednisone for enzalutamide (enza)- or abiraterone (abi)-pretreated patients (pts) with metastatic castration-resistant prostate cancer (mCRPC). Annals Of Oncology 2019, 30: v351. DOI: 10.1093/annonc/mdz248.048.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPrednisone/prednisoloneAndrogen deprivation therapySubsidiary of MerckDohme Corp.Merck SharpKey secondary efficacy end pointsRadiographic progression-free survivalRandomized phase 3 trialSecondary efficacy end pointsCastration-resistant prostate cancerAdequate organ functionECOG PS 0/1Subsequent anticancer therapyEfficacy end pointPhase 3 trialProgression-free survivalRadiographic disease progressionCT/MRIBristol-Myers SquibbAdult ptsDeprivation therapyPS 0/1RECIST v1.1Unacceptable toxicityARCHES: Efficacy of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC).
Armstrong A, Szmulewitz R, Petrylak D, Holzbeierlein J, Villers A, Azad A, Alcaraz A, Alekseev B, Iguchi T, Shore N, Rosbrook B, Baron B, Chen L, Stenzl A. ARCHES: Efficacy of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC). Journal Of Clinical Oncology 2019, 37: 5048-5048. DOI: 10.1200/jco.2019.37.15_suppl.5048.Peer-Reviewed Original ResearchMetastatic hormone-sensitive prostate cancerAndrogen deprivation therapyCastration-resistant prostate cancerAdverse eventsSecondary endpointsOverall survivalProstate cancerNonmetastatic castration-resistant prostate cancerHormone-sensitive prostate cancerPrior androgen deprivation therapyRadiographic progression-free survivalEfficacy of enzalutamideHigh-volume diseasePrior docetaxel usePrior treatment subgroupsPre-specified subgroupsProgression-free survivalPhase 3 studyUnexpected adverse eventsNew antineoplastic therapiesDocetaxel useDeprivation therapyEfficacy endpointPrimary endpointPrior therapyPhase III study of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC): The ARCHES trial.
Armstrong A, Szmulewitz R, Petrylak D, Villers A, Azad A, Alcaraz A, Alekseev B, Iguchi T, Shore N, Rosbrook B, Sugg J, Baron B, Chen L, Stenzl A. Phase III study of androgen deprivation therapy (ADT) with enzalutamide (ENZA) or placebo (PBO) in metastatic hormone-sensitive prostate cancer (mHSPC): The ARCHES trial. Journal Of Clinical Oncology 2019, 37: 687-687. DOI: 10.1200/jco.2019.37.7_suppl.687.Peer-Reviewed Original ResearchMetastatic hormone-sensitive prostate cancerRadiographic progression-free survivalAndrogen deprivation therapyCastration-resistant prostate cancerAdverse eventsPrior docetaxelSecondary endpointsDisease volumeOverall survivalProstate cancerNonmetastatic castration-resistant prostate cancerHormone-sensitive prostate cancerProstate-specific antigen progressionEfficacy of enzalutamideHigh-volume diseasePhase 3 studyProgression-free survivalAndrogen receptor inhibitorUnexpected adverse eventsSimilar significant improvementsDeprivation therapyEfficacy endpointPrimary endpointTreatment discontinuationBaseline characteristics
2018
TRITON3: An international, randomized, open-label, phase III study of the PARP inhibitor rucaparib vs. physician’s choice of therapy for patients with metastatic castration-resistant prostate cancer (mCRPC) associated with homologous recombination deficiency (HRD).
Ryan C, Abida W, Bryce A, Balar A, Dumbadze I, Given R, Morris D, Petrylak D, Redfern C, Scher H, Watkins S, Simmons A, Passler L, Golsorkhi T, Chowdhury S. TRITON3: An international, randomized, open-label, phase III study of the PARP inhibitor rucaparib vs. physician’s choice of therapy for patients with metastatic castration-resistant prostate cancer (mCRPC) associated with homologous recombination deficiency (HRD). Journal Of Clinical Oncology 2018, 36: tps389-tps389. DOI: 10.1200/jco.2018.36.6_suppl.tps389.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerHomologous recombination deficiencyIndependent radiology reviewHomologous recombination (HR) DNA repair genesPhysician's choiceRadiology reviewDeleterious germlineProstate cancerRadiographic progression-free survivalCastration-resistant prostate cancerDNA repair genesObjective response rateProgression-free survivalPretreatment blood samplesAdvanced prostate cancerDuration of responsePatient-reported outcomesRepair genesMCRPC settingSecondary endpointsPrimary endpointRadiographic progressionOverall survivalComparator treatmentSomatic BRCA1TRITON2: An international, multicenter, open-label, phase II study of the PARP inhibitor rucaparib in patients with metastatic castration-resistant prostate cancer (mCRPC) associated with homologous recombination deficiency (HRD).
Abida W, Bryce A, Balar A, Chatta G, Dawson N, Guancial E, Hussain A, Jha G, Lipsitz D, Patnaik A, Petrylak D, Ryan C, Stanton T, Vogelzang N, Zhang J, Simmons A, Go J, Golsorkhi T, Chowdhury S, Scher H. TRITON2: An international, multicenter, open-label, phase II study of the PARP inhibitor rucaparib in patients with metastatic castration-resistant prostate cancer (mCRPC) associated with homologous recombination deficiency (HRD). Journal Of Clinical Oncology 2018, 36: tps388-tps388. DOI: 10.1200/jco.2018.36.6_suppl.tps388.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerHomologous recombination deficiencyNodal diseaseDeleterious germlineProstate cancerProstate-specific antigen (PSA) responseRadiographic progression-free survivalCastration-resistant prostate cancerDNA repair genesClinical benefit rateObjective response ratePhase 2 studyPhase II studyProgression-free survivalTaxane-based chemotherapyHomologous recombination (HR) DNA repair genesPlatinum-based chemotherapyPretreatment blood samplesAdvanced prostate cancerDuration of responseSoft tissue diseaseRepair genesPrimary endpointSecondary endpointsII study
2017
Phase 1 study of the PSMA-targeted small-molecule drug conjugate EC1169 in patients with metastatic castrate-resistant prostate cancer (mCRPC).
Morris M, Vogelzang N, Sartor O, Armour A, Groaning M, Robarts A, Petrylak D, Tolcher A, Gordon M, Babiker H. Phase 1 study of the PSMA-targeted small-molecule drug conjugate EC1169 in patients with metastatic castrate-resistant prostate cancer (mCRPC). Journal Of Clinical Oncology 2017, 35: 5038-5038. DOI: 10.1200/jco.2017.35.15_suppl.5038.Peer-Reviewed Original ResearchMetastatic castrate-resistant prostate cancerProstate-specific membrane antigenRadiographic progression-free survivalProstate cancerMedian radiographic progression-free survivalCastrate-resistant prostate cancerProgression-free survivalPhase 1 studySoft tissue diseasePatient selection toolPotential therapeutic targetAnti-tumor activityB ptsMost normal tissuesG3 thrombocytopeniaExpansion cohortPrimary endpointDose escalationMedian ageTissue diseaseRadiographic assessmentMedian numberDisease localizationDose reductionPart B
2012
A phase III, randomized, double-blind, multicenter trial comparing the investigational agent orteronel (TAK-700) plus prednisone (P) with placebo plus P in patients with metastatic castration-resistant prostate cancer (mCRPC) that has progressed during or following docetaxel-based therapy.
Dreicer R, Agus D, Bellmunt J, De Bono J, Petrylak D, Tejura B, Shi Y, Fizazi K. A phase III, randomized, double-blind, multicenter trial comparing the investigational agent orteronel (TAK-700) plus prednisone (P) with placebo plus P in patients with metastatic castration-resistant prostate cancer (mCRPC) that has progressed during or following docetaxel-based therapy. Journal Of Clinical Oncology 2012, 30: tps4693-tps4693. DOI: 10.1200/jco.2012.30.15_suppl.tps4693.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerDisease progressionRadiographic progression-free survivalProstate-specific antigen levelCastration-resistant prostate cancerChemotherapy-naïve menDocetaxel-based therapyPhase 1/2 studyPhase 3 studyProgression-free survivalPatient-reported outcomesNew therapeutic optionsTestosterone synthesis pathwayERG fusion geneBone painMedical castrationNoncurative therapyHormonal therapyPrimary endpointPSA decreasePSA progressionStudy drugMetastatic diseaseObjective responseOverall survival