2021
Efficacy of enzalutamide (ENZA) plus androgen deprivation therapy (ADT) in men with de novo (M1) metastatic hormone-sensitive prostate cancer (mHSPC) versus progression to mHSPC (M0): Post hoc analysis of the phase III ARCHES trial.
Azad A, Villers A, Alekseev B, Szmulewitz R, Alcaraz A, Shore N, Petrylak D, Holzbeierlein J, Gomez-Veiga F, Rosbrook B, Zohren F, Lee H, Haas G, Iguchi T, Stenzl A, Armstrong A. Efficacy of enzalutamide (ENZA) plus androgen deprivation therapy (ADT) in men with de novo (M1) metastatic hormone-sensitive prostate cancer (mHSPC) versus progression to mHSPC (M0): Post hoc analysis of the phase III ARCHES trial. Journal Of Clinical Oncology 2021, 39: 102-102. DOI: 10.1200/jco.2021.39.6_suppl.102.Peer-Reviewed Original ResearchMetastatic hormone-sensitive prostate cancerEfficacy of enzalutamideAndrogen deprivation therapyDe novo metastatic hormone-sensitive prostate cancerM1 diseaseInitial diagnosisProstate-specific antigenSecondary endpointsDisease volumeTreatment armsHormone-sensitive prostate cancerProgression-free survival eventsPrior docetaxel useKey secondary endpointNew antineoplastic therapiesDeprivation therapyDocetaxel usePrior docetaxelEfficacy outcomesPrimary endpointPSA progressionBaseline characteristicsObjective responseClinical benefitSafety profile
2020
Safety and clinical activity of atezolizumab (atezo) + radium-223 dichloride (r-223) in 2L metastatic castration-resistant prostate cancer (mCRPC): Results from a phase Ib clinical trial.
Morris M, Fong L, Petrylak D, Sartor A, Higano C, Pagliaro L, Alva A, Appleman L, Tan W, Vaishampayan U, Porcu R, Tayama D, Kadel E, Yuen K, Datye A, Armstrong A. Safety and clinical activity of atezolizumab (atezo) + radium-223 dichloride (r-223) in 2L metastatic castration-resistant prostate cancer (mCRPC): Results from a phase Ib clinical trial. Journal Of Clinical Oncology 2020, 38: 5565-5565. DOI: 10.1200/jco.2020.38.15_suppl.5565.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPSA response ratePSA progressionDosing schedulesPD-L1Clinical benefitResponse ratePD-1/PD-L1Castration-resistant prostate cancerPhase Ib clinical trialPhase 1b studyPhase Ib studyTumor-directed radiationAnti-tumor immunityDose-limiting toxicityRadium-223 dichlorideLimited treatment optionsMechanism of actionEvaluable ptsRadiographic PFSMCRPC patientsMedian OSBaseline characteristicsEvaluable dataUnacceptable toxicityPhase III study of pembrolizumab (pembro) plus docetaxel and prednisone for enzalutamide (enza)- or abiraterone acetate (abi)–pretreated patients (pts) with metastatic castration-resistant prostate cancer (mCRPC): KEYNOTE-921.
Petrylak D, Shore N, Bennamoun M, Ratta R, Piulats J, Li B, Schloss C, Fizazi K. Phase III study of pembrolizumab (pembro) plus docetaxel and prednisone for enzalutamide (enza)- or abiraterone acetate (abi)–pretreated patients (pts) with metastatic castration-resistant prostate cancer (mCRPC): KEYNOTE-921. Journal Of Clinical Oncology 2020, 38: tps262-tps262. DOI: 10.1200/jco.2020.38.6_suppl.tps262.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPrednisone/prednisoloneRECIST v1.1Prostate Cancer Working Group 3Castration-resistant prostate cancerEnd pointAdequate organ functionECOG PS 0Months of screeningPSA response rateSubsequent anticancer therapyAndrogen deprivation therapyPD-1 inhibitorsPrimary end pointSecondary end pointsSingle-agent antitumor activityPhase 3 trialPhase III studyDeprivation therapyPSA progressionUnacceptable toxicityAbiraterone acetateIII studyMetastasis locationPS 0
2014
Evaluating the safety of abiraterone acetate (AA) and docetaxel (D) administered in combination in patients (Pts) with metastatic castration-resistant prostate cancer (mCRPC).
Tagawa S, Nanus D, Posadas E, Petrylak D, Bruce J, Lim E, Peng W, Maul R, Gonzalez M, Tran N. Evaluating the safety of abiraterone acetate (AA) and docetaxel (D) administered in combination in patients (Pts) with metastatic castration-resistant prostate cancer (mCRPC). Journal Of Clinical Oncology 2014, 32: 205-205. DOI: 10.1200/jco.2014.32.4_suppl.205.Peer-Reviewed Original ResearchDose-limiting toxicityMetastatic castration-resistant prostate cancerAbiraterone acetateExperienced dose-limiting toxicityProstate-specific antigen (PSA) declineCastration-resistant prostate cancerPhase Ib studyMaximum plasma concentrationConcentration-time curveIntolerable toxicityPSA progressionMedian timeSystemic exposurePlasma concentrationsProstate cancerIb studyPharmacokinetic parametersFurther evaluationWk 2Wk 7CohortToxicityComplementary mechanismsProportion of PtSafety
2013
A phase I/II study of safety and efficacy of orteronel (TAK-700), an oral, investigational, nonsteroidal 17,20-lyase inhibitor, with docetaxel and prednisone (DP) in metastatic castration-resistant prostate cancer (mCRPC): Updated phase II results.
Petrylak D, Gandhi J, Clark W, Heath E, Lin J, Oh W, Agus D, Carthon B, Moran S, Kong N, Suri A, Bargfrede M, Liu G. A phase I/II study of safety and efficacy of orteronel (TAK-700), an oral, investigational, nonsteroidal 17,20-lyase inhibitor, with docetaxel and prednisone (DP) in metastatic castration-resistant prostate cancer (mCRPC): Updated phase II results. Journal Of Clinical Oncology 2013, 31: 59-59. DOI: 10.1200/jco.2013.31.6_suppl.59.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPSA responseMedian timePhase I/II studyCastration-resistant prostate cancerDrug-related SAEsECOG PS 0/1Good PSA responseProgression of PsAPhase 1/2 studyPartial tumor responsePhase II resultsBlood alkaline phosphataseCastrate menPS 0/1Median PSAPrior chemotherapyPSA declinePSA progressionRadiologic progressionRECIST 1.1Data cutoffII studyRadiographic diseaseSerum PSA
2012
918P Phase 2 Results from a Phase 1/2 Study of Tak-700 (ORTERONEL), An Oral, Investigational, Nonsteroidal 17,20-Lyase Inhibitor, with Docetaxel and Prednisone (DP) in Metastatic Castration-Resistant Prostate Cancer (MCRPC)
Petrylak D, Gandhi J, Clark W, Heath E, Lin J, Oh W, Agus D, Carthon B, Moran S, Liu G. 918P Phase 2 Results from a Phase 1/2 Study of Tak-700 (ORTERONEL), An Oral, Investigational, Nonsteroidal 17,20-Lyase Inhibitor, with Docetaxel and Prednisone (DP) in Metastatic Castration-Resistant Prostate Cancer (MCRPC). Annals Of Oncology 2012, 23: ix302-ix303. DOI: 10.1016/s0923-7534(20)33476-1.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPhase 1/2 studyTAK-700Febrile neutropeniaMedian timeCastration-resistant prostate cancerDrug-related SAEsECOG PS 0/1Good PSA responseProgression of PsAPSA response rateTreatment-related AEsPartial tumor responseLyase inhibitorMillennium PharmaceuticalsGlaxo Smith KlineCastrate menEvaluable populationPrior chemotherapyPS 0/1PSA declinePSA progressionRadiologic progressionRECIST 1.1Data cutoffA 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