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Étude de phase III comparant AAA817 + ARPI versus standard de soins chez les participants adultes avec MCRPC PSMA positif (AcTFirst)

14 octobre 2026 mis à jour par: Novartis Pharmaceuticals

Une étude randomisée de phase III, ouverte, multicentrique, comparant AAA817 + ARPI versus standard de soins chez les participants adultes atteints de cancer de la prostate résistant à la castration métastatique PSMA positive

The purpose of this study is to determine whether [225Ac]Ac-PSMA-617 (AAA817), given for up to 6 cycles at a dose of 10 Megabecquerel (MBq) +/- 10%, plus androgen receptor pathway inhibitor (ARPI), improves the radiographic progression free survival (rPFS) compared to investigator's choice of standard of care (SOC) (ARPI change or taxane-based chemotherapy or [177Lu]Lu-PSMA-617 (AAA617)) in adult participants with PSMA-positive metastatic castration resistant prostate cancer (mCRPC) treated with another ARPI as last treatment and who have not been exposed to a taxane-containing chemotherapy in the mCRPC setting nor have received any prior PSMA-targeting radioligand therapy.

Aperçu de l'étude

Description détaillée

This is a phase III, open label, multicenter randomized study. The study aims at evaluating the superiority of 225Ac-PSMA-617 combined with androgen receptor pathway inhibitor (ARPI) over a change of ARPI or chemotherapy or [177Lu]Lu-PSMA-617 (AAA617) in prolonging progression free survival (rPFS).

Screening period: At screening, the participants will be assessed for eligibility and will undergo a positron emission tomography (PET)/computed tomography (CT) scan to evaluate PSMA positivity. Only participants with PSMA positive cancer and confirmed eligibility criteria will be randomized.

Participants randomized to the investigational arms will receive up to 6 doses of AAA817 10 Mbq +/- 10% given intravenously with or without an ARPI (oral enzalutamide or oral abiraterone) per investigator's choice. Treatment with ARPI should continue as per protocol end of treatment criteria.

Participants randomized to SoC will be treated with an ARPI change (oral enzalutamide or oral abiraterone) or taxane-based chemotherapy (docetaxel or cabazitaxel) or [177Lu]Lu-PSMA-617 (AAA617)' per investigator's choice. Treatment with ARPI should continue as per protocol end of treatment criteria. Treatment duration with taxane-based chemotherapy or AAA617will depend on the chosen regimen per the investigator's discretion following local guidelines as per standard of care and product labels and adhere to the protocol end of treatment criteria.

Supportive care will be allowed in both arms at the discretion of the investigator and includes available care for the eligible participant according to best institutional practice for mCRPC treatment, including androgen deprivation therapy (ADT).

Safety will be assessed routinely during the study. Crossover is not allowed among study arms.

The study will be conducted in the USA among other countries globally.

Type d'étude

Interventionnel

Inscription (Estimé)

940

Phase

  • Phase 3

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

Sauvegarde des contacts de l'étude

  • Nom: Novartis Pharmaceuticals
  • Numéro de téléphone: +41613241111

Lieux d'étude

      • Adelaide, Australie, 5000
        • Recrutement
        • Novartis Investigative Site
    • New South Wales
      • Darlinghurst, New South Wales, Australie, 2010
        • Recrutement
        • Novartis Investigative Site
    • South Australia
      • Adelaide, South Australia, Australie, 5000
        • Recrutement
        • Novartis Investigative Site
    • Victoria
      • Malvern, Victoria, Australie, 3144
        • Recrutement
        • Novartis Investigative Site
    • Western Australia
      • Murdoch, Western Australia, Australie, 6150
        • Recrutement
        • Novartis Investigative Site
    • São Paulo
      • São Paulo, São Paulo, Brésil, 01308-050
        • Recrutement
        • Novartis Investigative Site
      • São Paulo, São Paulo, Brésil, 05652-000
        • Recrutement
        • Novartis Investigative Site
      • Beijing, Chine, 100036
        • Recrutement
        • Novartis Investigative Site
      • Beijing, Chine, 100034
        • Recrutement
        • Novartis Investigative Site
      • Guangzhou, Chine, 510060
        • Recrutement
        • Novartis Investigative Site
      • Shanghai, Chine, 200025
        • Recrutement
        • Novartis Investigative Site
      • Shanghai, Chine, 200032
        • Recrutement
        • Novartis Investigative Site
      • Shanghai, Chine, 200001
        • Recrutement
        • Novartis Investigative Site
      • Tianjin, Chine, 300480
        • Recrutement
        • Novartis Investigative Site
      • Tianjin, Chine, 300300
        • Recrutement
        • Novartis Investigative Site
    • Fujian
      • Fuzhou, Fujian, Chine, 350025
        • Recrutement
        • Novartis Investigative Site
    • Guangdong
      • Guangzhou, Guangdong, Chine, 510120
        • Recrutement
        • Novartis Investigative Site
      • Guangzhou, Guangdong, Chine, 510632
        • Recrutement
        • Novartis Investigative Site
    • Hubei
      • Wuhan, Hubei, Chine, 430022
        • Recrutement
        • Novartis Investigative Site
      • Wuhan, Hubei, Chine, 430030
        • Recrutement
        • Novartis Investigative Site
    • Jiangsu
      • Nanjing, Jiangsu, Chine, 210006
        • Recrutement
        • Novartis Investigative Site
      • Nanjing, Jiangsu, Chine, 210029
        • Recrutement
        • Novartis Investigative Site
    • Liaoning
      • Shenyang, Liaoning, Chine, 110011
        • Recrutement
        • Novartis Investigative Site
    • Sichuan
      • Chengdu, Sichuan, Chine, 610041
        • Recrutement
        • Novartis Investigative Site
    • Zhejiang
      • Hangzhou, Zhejiang, Chine, 310022
        • Recrutement
        • Novartis Investigative Site
      • Hangzhou, Zhejiang, Chine, 310007
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 03080
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 05505
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 06591
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 03722
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 06351
        • Recrutement
        • Novartis Investigative Site
      • Seoul, Corée du Sud, 01812
        • Recrutement
        • Novartis Investigative Site
      • Hong Kong, Hong Kong, 999077
        • Recrutement
        • Novartis Investigative Site
    • Haryana
      • Gurgaon, Haryana, Inde, 122002
        • Recrutement
        • Novartis Investigative Site
    • Karnataka
      • Bengaluru, Karnataka, Inde, 560066
        • Recrutement
        • Novartis Investigative Site
    • Maharashtra
      • Mumbai, Maharashtra, Inde, 400012
        • Recrutement
        • Novartis Investigative Site
      • Chiba, Japon, 2608717
        • Recrutement
        • Novartis Investigative Site
      • Fukuoka, Japon, 8128582
        • Recrutement
        • Novartis Investigative Site
      • Fukuoka, Japon, 8110213
        • Recrutement
        • Novartis Investigative Site
      • Fukuoka, Japon, 8120033
        • Recrutement
        • Novartis Investigative Site
      • Fukushima, Japon, 9601295
        • Recrutement
        • Novartis Investigative Site
      • Hiroshima, Japon, 7348551
        • Recrutement
        • Novartis Investigative Site
      • Kyoto, Japon, 6068507
        • Recrutement
        • Novartis Investigative Site
    • Aichi-ken
      • Nagoya, Aichi-ken, Japon, 4668560
        • Recrutement
        • Novartis Investigative Site
    • Hokkaido
      • Sapporo, Hokkaido, Japon, 0608648
        • Recrutement
        • Novartis Investigative Site
    • Hyōgo
      • Kobe, Hyōgo, Japon, 6500047
        • Recrutement
        • Novartis Investigative Site
      • Kobe, Hyōgo, Japon, 6500017
        • Recrutement
        • Novartis Investigative Site
    • Kanagawa
      • Kamakura, Kanagawa, Japon, 2478533
        • Recrutement
        • Novartis Investigative Site
      • Yokohama, Kanagawa, Japon, 2360004
        • Recrutement
        • Novartis Investigative Site
    • Kumamoto
      • Kumamoto, Kumamoto, Japon, 8608556
        • Recrutement
        • Novartis Investigative Site
    • Tokyo
      • Chuo Ku, Tokyo, Japon, 1040045
        • Recrutement
        • Novartis Investigative Site
      • Mexico City, Mexique, 03330
        • Recrutement
        • Novartis Investigative Site
      • London, Royaume-Uni, EC1A 7BE
        • Recrutement
        • Novartis Investigative Site
    • Oxfordshire
      • Oxford, Oxfordshire, Royaume-Uni, OX4 6LB
        • Recrutement
        • Novartis Investigative Site
    • Surrey
      • Sutton, Surrey, Royaume-Uni, SM2 5PT
        • Recrutement
        • Novartis Investigative Site
      • Windsor, Surrey, Royaume-Uni, SL4 3HD
        • Recrutement
        • Novartis Investigative Site
      • Singapore, Singapour, 169608
        • Recrutement
        • Novartis Investigative Site
      • Singapore, Singapour, 119074
        • Recrutement
        • Novartis Investigative Site
      • Singapore, Singapour, 168583
        • Recrutement
        • Novartis Investigative Site
      • Kaohsiung City, Taïwan, 833
        • Recrutement
        • Novartis Investigative Site
      • Taichung, Taïwan, 407219
        • Recrutement
        • Novartis Investigative Site
      • Tainan, Taïwan, 704302
        • Recrutement
        • Novartis Investigative Site
      • Taipei, Taïwan, 10002
        • Recrutement
        • Novartis Investigative Site
      • Taoyuan, Taïwan, 33305
        • Recrutement
        • Novartis Investigative Site
    • Alabama
      • Homewood, Alabama, États-Unis, 35209
        • Recrutement
        • Urology Centers Of Alabama Pc
        • Contact:
        • Chercheur principal:
          • Bryant Poole
    • Arizona
      • Tucson, Arizona, États-Unis, 85724
        • Recrutement
        • University of Arizona
        • Contact:
        • Chercheur principal:
          • Bital Savir-Baruch
    • California
      • Orange, California, États-Unis, 92868
        • Recrutement
        • Univ Cali Irvine ALS Neuromuscular
        • Chercheur principal:
          • Arash Rezazadeh Kalebasty
        • Contact:
      • Palo Alto, California, États-Unis, 94304
        • Recrutement
        • Stanford University Medical Center
        • Chercheur principal:
          • Hong Song
        • Contact:
      • Santa Barbara, California, États-Unis, 93105
        • Recrutement
        • Sansum Clinic
        • Contact:
        • Chercheur principal:
          • Mukul Gupta
    • Colorado
      • Denver, Colorado, États-Unis, 80218
        • Recrutement
        • Rocky Mountain Cancer Centers
        • Chercheur principal:
          • Allen Cohn
        • Contact:
    • Florida
      • Fort Myers, Florida, États-Unis, 33901
        • Recrutement
        • Florida Cancer Specialists
        • Chercheur principal:
          • Bradford Perez
        • Contact:
      • Miami, Florida, États-Unis, 33173
      • Orlando, Florida, États-Unis, 32804
        • Recrutement
        • AdventHealth
        • Chercheur principal:
          • Ravi Shridhar
        • Contact:
    • Georgia
      • Athens, Georgia, États-Unis, 30607
        • Recrutement
        • University Cancer and Blood Center LLC
        • Contact:
        • Chercheur principal:
          • Gordon Schoenfeld
    • Illinois
      • Chicago, Illinois, États-Unis, 60611
        • Recrutement
        • Northwestern University
        • Contact:
        • Chercheur principal:
          • Maha Hussain
      • Chicago, Illinois, États-Unis, 60612
        • Recrutement
        • University of Illinois Cancer Center at Chicago
        • Chercheur principal:
          • Natalie Reizine
        • Contact:
          • Ethan Gu
          • Numéro de téléphone: 312-413-2746
          • E-mail: egu3@uic.edu
    • Iowa
      • Iowa City, Iowa, États-Unis, 52242
        • Recrutement
        • Univ Of Iowa Hospitals And Clinics
        • Contact:
        • Chercheur principal:
          • Kristin Plichta
    • Kansas
      • Kansas City, Kansas, États-Unis, 66160
        • Recrutement
        • University of Kansas Hospital
        • Chercheur principal:
          • Xinglei Shen
        • Contact:
    • Louisiana
      • Metairie, Louisiana, États-Unis, 70006
    • Maine
      • Scarborough, Maine, États-Unis, 04074
        • Recrutement
        • New England Cancer Specialists
        • Contact:
        • Chercheur principal:
          • Christian Anton Thomas
    • Maryland
      • Baltimore, Maryland, États-Unis, 21287
        • Recrutement
        • Johns Hopkins Hospital
        • Chercheur principal:
          • Ana Kiess
        • Contact:
    • Massachusetts
      • Boston, Massachusetts, États-Unis, 02215
      • Boston, Massachusetts, États-Unis, 02215
        • Recrutement
        • Beth Israel Deaconess Med Center
        • Chercheur principal:
          • Glenn Bubley
        • Contact:
    • Michigan
      • Detroit, Michigan, États-Unis, 48201
        • Recrutement
        • Karmanos Cancer Institute
        • Contact:
        • Chercheur principal:
          • Nitin Vaishampayan
    • Missouri
      • St Louis, Missouri, États-Unis, 63110
        • Recrutement
        • Wash U School of Medicine
        • Chercheur principal:
          • Jeff Michalski
        • Contact:
    • Nebraska
      • Omaha, Nebraska, États-Unis, 68154
    • New Jersey
      • East Brunswick, New Jersey, États-Unis, 08816
      • Voorhees Township, New Jersey, États-Unis, 08043
        • Recrutement
        • New Jersey Urology LLC
        • Contact:
        • Chercheur principal:
          • Gordon Brown
    • New Mexico
      • Albuquerque, New Mexico, États-Unis, 87109
        • Recrutement
        • New Mexico Oncology Hematology
        • Contact:
        • Chercheur principal:
          • Gregg Franklin
    • New York
      • Cooperstown, New York, États-Unis, 13326
        • Recrutement
        • Bassett Medical Center
        • Contact:
        • Chercheur principal:
          • Timothy Korytko
      • New York, New York, États-Unis, 10021
        • Recrutement
        • Weill Cornell Medicine NY-Presb
        • Chercheur principal:
          • Scott Tagawa
        • Contact:
      • Rochester, New York, États-Unis, 14642
      • Syracuse, New York, États-Unis, 13210
        • Recrutement
        • Associated Med Professionals of NY
        • Chercheur principal:
          • Steven Finkelstein
        • Contact:
      • The Bronx, New York, États-Unis, 10461
        • Recrutement
        • Montefiore Medical Center
        • Chercheur principal:
          • Benjamin A Gartrell
        • Contact:
    • Ohio
      • Cincinnati, Ohio, États-Unis, 45212
        • Recrutement
        • Urology Group - Solaris Network
        • Contact:
        • Chercheur principal:
          • Marc Pliskin
      • Gahanna, Ohio, États-Unis, 43230
    • South Carolina
      • Charleston, South Carolina, États-Unis, 29425
        • Recrutement
        • MUSC Hollings Cancer Center
        • Chercheur principal:
          • Kevin Becker
        • Contact:
      • Myrtle Beach, South Carolina, États-Unis, 29572
        • Recrutement
        • Carolina Urologic Research Center
        • Chercheur principal:
          • Neal D Shore
        • Contact:
    • Tennessee
      • Chattanooga, Tennessee, États-Unis, 37404
        • Recrutement
        • Tennessee Oncology PLLC
        • Chercheur principal:
          • Katy Beckermann
        • Contact:
    • Texas
      • Lakeway, Texas, États-Unis, 78738
      • San Antonio, Texas, États-Unis, 78229
      • The Woodlands, Texas, États-Unis, 77384
        • Recrutement
        • Woodlands Cancer Institute American Oncology Partners
        • Contact:
        • Chercheur principal:
          • Jason Berilgen
    • Washington
      • Seattle, Washington, États-Unis, 98122-4379
        • Recrutement
        • Swedish Medical Center
        • Chercheur principal:
          • Song Zhao
        • Contact:
      • Tacoma, Washington, États-Unis, 98405
        • Recrutement
        • Northwest Medical Specialties
        • Chercheur principal:
          • Li Zhang
        • Contact:
    • West Virginia
      • Morgantown, West Virginia, États-Unis, 26506
        • Recrutement
        • West Virginia University Hospital
        • Contact:
        • Chercheur principal:
          • Raheel Siddiqui
    • Wisconsin
      • Milwaukee, Wisconsin, États-Unis, 53226
        • Recrutement
        • Medical College of Wisconsin
        • Chercheur principal:
          • Deepak Kilari
        • Contact:

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

18 ans à 100 ans (Adulte, Adulte plus âgé)

Accepte les volontaires sains

Non

Sexes éligibles pour l'étude

Homme

La description

Key Inclusion Criteria:

  • Signed informed consent must be obtained prior to participation in the study.

  • Participants must be adults ≥ 18 years of age.

  • Participants must have an ECOG performance status of 0 to 2.

  • Participants must have histological, and/or cytological confirmation of adenocarcinoma of the prostate. Participants with mixed histology (neuroendocrine) are not eligible.

  • Participants who have received taxane-based chemotherapy in mHSPC setting are eligible if they are deemed appropriate for chemotherapy, ARPI change or AAA617 as the next line of therapy in the opinion of the Investigator. Note: Participants who have received taxane-based chemotherapy for mCRPC are excluded.

  • Participants must not have received taxane-based chemotherapy in mCRPC setting (allowed in mHSPC setting).

  • Participants must have PSMA-PET positive disease using a PSMA imaging agent that is approved as per protocol.

  • Participant must have been diagnosed with mCRPC with documented progressive disease while on treatment with ARPI in mHSPC or earlier setting as their last treatment (and did not progress on more than one ARPI).

    • Participants with deleterious or suspected deleterious germline or somatic homologous recombination repair (HRR) gene-mutated metastatic castration-resistant prostate cancer, as per local testing, may be enrolled if they had prior exposure to PARPi.

Key Exclusion Criteria:

  • Previous anti-cancer treatment with any approved or investigational radiopharmaceuticals (for example, [177Lu]Lu-PSMA, [177Lu]-DOTA, or Radium- 223.)

  • Previous treatment with any external beam radiotherapy including hemi-body radiation within 6 weeks of randomization (within 2 weeks for radiotherapy of localized metastases).

    • Any prior PARP inhibitor or other systemic anticancer therapy administered for metastatic castration-resistant prostate cancer (mCRPC). Any other approved or investigational systemic therapy (including chemotherapy, immunotherapy, biologics, or monoclonal antibodies) is prohibited within 28 days or 5 half-lives (whichever is shorter) before randomization.

Note: Prior ARPI administered in the mHSPC setting or earlier may continue until C1D1.

Other protocol-defined inclusion/exclusion criteria may apply.

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Diagnostique
  • Répartition: Randomisé
  • Modèle interventionnel: Affectation parallèle
  • Masquage: Aucun (étiquette ouverte)

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Investigational Arm: AAA817+ARPI (enzalutamide or abiraterone)

Participants will receive AAA817 infusion directly into a vein with ARPIs.

AAA817 is being studied for treating PSMA positive mCRPC. Inside the body, it attaches itself to PSMA on the cell surface of the prostate cancer cells and emits radiation to kill them. This treatment is also called a radioligand therapy.

Autres noms:
  • [225Ac]Ac-PSMA-617

Androgen receptor pathway inhibitor (ARPI): An ARPI is approved for the treatment of prostate cancer. It works by blocking signals from male hormones, such as testosterone, that helps cancer cells grow. By blocking these signals, an ARPI slows down or stops the growth of prostate cancer cells. In this trial, participants will be given either enzalutamide or abiraterone.

Autres noms:
  • Enzalutamide ou abiraterone
Expérimental: Investigational Arm: AAA817

Participants will receive AAA817 infusion directly into a vein.

AAA817 is being studied for treating PSMA positive mCRPC. Inside the body, it attaches itself to PSMA on the cell surface of the prostate cancer cells and emits radiation to kill them. This treatment is also called a radioligand therapy.

Autres noms:
  • [225Ac]Ac-PSMA-617
Comparateur actif: Control arm: Investigator's choice of SoC (ARPI or chemotherapy or AAA617)

Participants will receive standard treatment as decided by the trial doctor either as a taxane-based chemotherapy infusion directly into a vein or ARPI change either as capsules or tablets or AAA617 monotherapy infusion directly into a vein.

Androgen receptor pathway inhibitor (ARPI): An ARPI is approved for the treatment of prostate cancer. It works by blocking signals from male hormones, such as testosterone, that helps cancer cells grow. By blocking these signals, an ARPI slows down or stops the growth of prostate cancer cells. In this trial, participants will be given either enzalutamide or abiraterone.

Autres noms:
  • Enzalutamide ou abiraterone

Standard treatment includes approved treatment for mCRPC. In this trial, the trial doctor will decide which available treatment participants will receive. The trial doctor will select either an ARPI of enzalutamide or abiraterone, or a taxane based chemotherapy of docetaxel or cabazitaxel or [177Lu]Lu-PSMA-617 (AAA617).

Autres noms:
  • Arpi enzalutamide
  • Arpi abiraterone
  • Chimiothérapie à base de taxane du docétaxel
  • Chimiothérapie à base de taxane de la cabazitaxel
  • [177Lu]Lu-PSMA-617 (AAA617)

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Radiographic Progression Free Survival (rPFS)
Délai: From the date of randomization to the date of the first documented radiographic disease progression using conventional imaging, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to radiographic disease progression or death due to any cause.

From the date of randomization to the date of the first documented radiographic disease progression using conventional imaging, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Overall Survival (OS) (Key Secondary Endpoint)
Délai: From the date of randomization to the date of death due to any cause, assessed up to approximately 40 months.

Time to death due to any cause.

From the date of randomization to the date of death due to any cause, assessed up to approximately 40 months.
Radiographic Progression Free Survival by by Prostate Cancer Working Group 3 (PCWG3)-modified RECIST v1.1 (Key Secondary)
Délai: From date of randomization to the date of the first documented radiographic disease progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to radiographic disease progression, using by blinded independent central review (BICR) using conventional imaging and Prostate Cancer Working Group 3 (PCWG3)-modified RECIST v1.1 criteria or death due to any cause.

From date of randomization to the date of the first documented radiographic disease progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Overall Survival in participants with PSMA-positive mCRPC treated with another ARPI. (Key Secondary)
Délai: From the date of randomization to the date of death due to any cause.

Time to death due to any cause.

From the date of randomization to the date of death due to any cause.
rPFS in participants treated with AAA817
Délai: From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

rPFS time to the date of first documented radiographic disease progression or death due to any cause, whichever occurs first.

From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Progression Free Survival (PFS)
Délai: From date of randomization to the first documented progression by investigator's assessment or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to first documented progression or death due to any cause.

From date of randomization to the first documented progression by investigator's assessment or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Progression Free Survival (PFS2)
Délai: From date of randomization until date of second progression or date of death from any cause, whichever comes first, assessed up to approximately 40.0 months.

Time to first documented progression on next line of antineoplastic therapy or death from any cause.

From date of randomization until date of second progression or date of death from any cause, whichever comes first, assessed up to approximately 40.0 months.
Overall Response Rate (ORR)
Délai: From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

The proportion of participants with best overall response (BOR) of confirmed complete response (CR) or partial response (PR) in soft tissue.

From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Disease Control Rate (DCR)
Délai: From the date of randomization to the date of the first documented radiographic disease progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

The proportion of participants with BOR of confirmed CR, PR, stable disease (SD) or non-CR/non-progressive disease (PD) in soft tissue.

From the date of randomization to the date of the first documented radiographic disease progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Duration of Response (DoR)
Délai: From the date of first documented response (CR or PR) for confirmed responders and the date of first documented radiographic progression in soft tissue or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time between the date of first documented response and the date of first documented radiographic progression or death due to any cause.

From the date of first documented response (CR or PR) for confirmed responders and the date of first documented radiographic progression in soft tissue or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Time to first radiographic soft tissue progression (TTSTP)
Délai: From the date of randomization to the date of radiographic soft tissue progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to radiographic soft tissue progression.

From the date of randomization to the date of radiographic soft tissue progression or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Time to first symptomatic skeletal event (TTSSE)
Délai: From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to date of first new symptomatic skeletal event of death due to any cause.

From the date of randomization to the date of the first documented radiographic disease progression, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Prostate specific antigen response (PSA50 and PSA90)
Délai: From the date of randomization to the date of safety follow up, assessed up to approximately 40.0 months.

The percentage of participants who achieved ≥ 50% and ≥ 90% decrease from baseline, respectively.

From the date of randomization to the date of safety follow up, assessed up to approximately 40.0 months.
Time-concentration profiles and PK parameters of AAA817
Délai: From Cycle 1 Day 1 up to approximately cycle 5 days 11 (each cycle is 8 weeks).

Time-concentration profiles and PK parameters of AAA817 (e.g. AUC, Cmax).

From Cycle 1 Day 1 up to approximately cycle 5 days 11 (each cycle is 8 weeks).
Change from baseline on FACT-P Prostate Cancer Subscale (PCS)
Délai: From randomization to the first occurrence of worsening on the score or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Change from baseline on FACT-P Prostate Cancer Subscale (PCS). FACT-P assesses symptoms/problems related to prostate carcinoma and its treatment.

From randomization to the first occurrence of worsening on the score or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.
Time to worsening on the Worst Pain
Délai: From randomization to the first occurrence of worsening from baseline, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Time to worsening on the Worst Pain is defined as the time from randomization to the first occurrence of worsening on the Worst Pain item (BPI-SF) or death due to any cause, whichever occurs first.

From randomization to the first occurrence of worsening from baseline, or death due to any cause, whichever occurs first, assessed up to approximately 40.0 months.

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Les enquêteurs

  • Directeur d'études: Novartis Pharmaceuticals, Novartis Pharmaceuticals

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Réel)

1 juillet 2025

Achèvement primaire (Estimé)

29 septembre 2028

Achèvement de l'étude (Estimé)

4 novembre 2032

Dates d'inscription aux études

Première soumission

18 février 2025

Première soumission répondant aux critères de contrôle qualité

26 février 2025

Première publication (Réel)

3 mars 2025

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

15 octobre 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

14 octobre 2026

Dernière vérification

1 octobre 2026

Plus d'information

Termes liés à cette étude

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

OUI

Description du régime IPD

Novartis is committed to sharing with qualified external researchers, access to patient-level data and supporting clinical documents from eligible studies. These requests are reviewed and approved by an independent review panel on the basis of scientific merit. All data provided is anonymized to respect the privacy of patients who have participated in the trial in line with applicable laws and regulations.

This trial data availability is according to the criteria and process described on www.clinicalstudydatarequest.com

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Oui

Étudie un produit d'appareil réglementé par la FDA américaine

Non

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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