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Taking people in GermanyPhase 3

Testing ifinatamab deruxtecan against docetaxel in advanced prostate cancer

Compares a study medicine with chemotherapy in men with advanced prostate cancer.

Plain-language title generated from the registry record
Registry title: A Clinical Study of Ifinatamab Deruxtecan (I-DXd) in People With Metastatic Prostate Cancer (MK-2400-001)

Key facts

Where
Berlin, Cologne, Duisburg, Frankfurt Am Main, Hamburg, Luebeck, Mainz, Munich, Nuertingen, Nuremberg, Potsdam, and Stuttgart, GermanySee the 13 sites
Phase
Phase 3

Where in Germany

  • Charite Universitaetsmedizin Berlin KöRBerlin, GermanyTaking people
  • Studienzentrum Bayenthal Urologische Partnerschaft KölnCologne, GermanyTaking people
  • Urologicum DuisburgDuisburg, GermanyTaking people
  • Goethe University FrankfurtFrankfurt Am Main, GermanyTaking people
  • University Medical Center Hamburg-EppendorfHamburg, GermanyTaking people
  • Universitaetsklinikum Schleswig-Holstein AöRLuebeck, GermanyTaking people
  • Universitaetsmedizin der Johannes Gutenberg-Universitaet Mainz KöRMainz, GermanyTaking people
  • Klinikum der Technischen Universitaet Muenchen (TUM Klinikum)Munich, GermanyTaking people
  • LMU Klinikum Muenchen AöRMunich, GermanyTaking people
  • Studienpraxis Urologie Susan Feyerabend MD Tilman Todenhoefer MD PhD GbRNuertingen, GermanyTaking people
  • Klinikum NuernbergNuremberg, GermanyTaking people
  • Logicuro GmbHPotsdam, GermanyTaking people
  • Klinikum Der Landeshauptstadt Stuttgart gKAöRStuttgart, GermanyTaking people

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Merck Sharp & Dohme LLC
Trial code
NCT06925737EU 2024-517423-40-00
Record updated
30 October 2026
Original description
Researchers are looking for new ways to treat metastatic castration-resistant prostate cancer (mCRPC). Researchers have designed a study medicine called ifinatamab deruxtecan (also called I-DXd or MK-2400) to treat mCRPC. The goal of this study is to learn if people who receive I-DXd live longer overall and live longer without the cancer growing or spreading than people who receive chemotherapy.Read full original descriptionShow less

A Phase 3, Open-label Study of Ifinatamab Deruxtecan Versus Docetaxel in Participants With Metastatic Castration-Resistant Prostate Cancer (mCRPC) (IDeate-Prostate01)

Researchers are looking for new ways to treat metastatic castration-resistant prostate cancer (mCRPC). Researchers have designed a study medicine called ifinatamab deruxtecan (also called I-DXd or MK-2400) to treat mCRPC. The goal of this study is to learn if people who receive I-DXd live longer overall and live longer without the cancer growing or spreading than people who receive chemotherapy.

Inclusion: The main inclusion criteria include but are not limited to the following:; Has histologically- or cytologically-confirmed adenocarcinoma of the prostate without small cell histology; Has prostate cancer progression while on androgen deprivation therapy (ADT) (or post bilateral orchiectomy) within 6 months prior to Screening; Has current evidence of distant metastatic disease (M1 disease) documented by either bone lesions on bone scan and/or soft tissue disease by computed tomography (CT)/magnetic resonance imaging (MRI); Has received prior treatment with 1 or 2 androgen receptor pathway inhibitors (ARPIs) and progressed during or after at least 8 weeks of treatment; Has provided tumor tissue from a core or excisional biopsy from soft tissue not previously irradiated and obtained after disease progression on the most recent prior therapy; Has recovered from adverse events (AEs) due to previous anticancer therapies.

Exclusion: Has received prior treatment with a taxane-based chemotherapy agent for metastatic castration-resistant prostate cancer (mCRPC); Has had prior discontinuation of an antibody drug conjugate (ADC) that consists of an exatecan derivative (eg, trastuzumab deruxtecan) due to treatment-related toxicities; Has any of the following indicators of interstitial lung disease (ILD)/pneumonitis:; Has any history of ILD/pneumonitis that required steroid use, except for a history of radiation pneumonitis that did not require steroids; Has current ILD/pneumonitis; Has a clinical or radiographic suspicion of ILD for which the diagnosis of ILD cannot be ruled out; Has clinically severe pulmonary compromise resulting from intercurrent pulmonary illnesses; Has uncontrolled or significant cardiovascular disease; The main exclusion criteria include but are not limited to the following:; Is unable to swallow tablets/capsules; Has a "superscan" bone scan.

ClinicalTrials.gov NCT06925737 · EU CTIS 2024-517423-40-00