Castrate Resistant Prostate Cancer Enhertu Therapy

A Phase II Clinical Trial to Evaluate the Efficacy and Safety of Fam-Trastuzumab Deruxtecan-Nxki (T-DXd) as a Subsequent Line of Therapy in HER2-Positive Metastatic Castration-Resistant Prostate Adenocarcinoma

About This Trial

  • This clinical trial is testing a targeted drug called Enhertu for people with advanced prostate cancer that has spread and is no longer responding to standard hormone treatments.
  • It is designed specifically for patients whose cancer cells test positive for a protein called HER2.
  • Before joining, a sample of your tumor tissue must be tested to confirm HER2 is present, and you will need to continue your current hormone-blocking therapy.
  • You should also be in fairly good daily health with normal heart and lung function, and have no history of severe lung problems or prior treatment with HER2-targeted drugs.

More Information

  • Use of Enhertu as a Subsequent Line of Therapy in HER2-Positive Metastatic Castration-Resistant Prostate Adenocarcinoma.

Who Can Enroll

  • Age Range: 18 years and older
  • Gender: Male
  • Who This Trial is For: This clinical trial is testing a targeted drug called Enhertu for people with advanced prostate cancer that has spread and is no longer responding to standard hormone treatments.

Study Details

  • Start Date: March 5, 2025
  • Lead Sponsor: Washington D.C. Veterans Affairs Medical Center
Full Eligibility Criteria

Inclusion Criteria

  • Pathologically confirmed adenocarcinoma of the prostate
  • Diagnosis of mCRPC
  • Documented progression on androgen deprivation and novel hormonal agents, with or without progression on taxane containing regimen
  • Ongoing ADT to maintain serum testosterone levels below 50 ng/dL
  • Formalin fixed paraffin embedded tumor tissue for HER2 immunohistochemistry
  • Life expectancy 6 months
  • ECOG 0 or 1
  • LVEF at least 50%
  • Adequate Blood Clotting function
  • Adequate Organ and Bone Marrow function
  • Adequate Renal function
  • Adequate Hepatic function

Exclusion Criteria

  • History of interstitial lung disease or pneumonitis requiring steroids
  • Significant coronary vascular disease
  • Previous exposure to HER2 targeted therapy

Treatments

  • Drug: Enhertu
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