A Single-arm, Open-label, Multicenter Study of Enfortumab Vedotin (ASG-22CE) for Treatment of Patients With Locally Advanced or Metastatic Urothelial Cancer Who Previously Received Immune Checkpoint Inhibitor (CPI) Therapy

Condition: Carcinoma, Transitional Cell, Urinary Bladder Neoplasms, Urologic Neoplasms, Renal Pelvis Neoplasms, Urothelial Cancer, Ureteral Neoplasms, Urethral Neoplasms

Study Type: Interventional

Clinical Trials Identifier NCT 8-digits: NCT03219333

Sponsor: Astellas Pharma Global Development, Inc.

Phase: Phase 2


  • Age: minimum 18 Years maximum N/A
  • Gender: All

Inclusion Criteria:

  • Histologically documented urothelial carcinoma (squamous differentiation or mixed cell types allowed).
  • Metastatic disease or locally advanced disease that is not resectable.
  • Must have received prior treatment with a CPI in the locally advanced or metastatic urothelial cancer setting. A CPI is defined as a programmed cell death protein 1 (PD-1) or programmed death-ligand 1 (PD-L1) inhibitor. Patients who received CPI therapy in the neoadjuvant/adjuvant setting and had recurrent or progressive disease either during therapy or within 3 months of therapy completion are eligible.
  • Must either have prior treatment with platinum-containing chemotherapy (Cohort 1) or be platinum-naïve and ineligible for treatment with cisplatin at time of enrollment (Cohort 2).
  • Must have had progression or recurrence of urothelial cancer during or following receipt of most recent therapy.
  • Tumor tissue samples must be available for submission to the sponsor prior to study treatment.
  • Must have measurable disease according to Response Evaluation Criteria in Solid Tumors (RECIST) (Version 1.1).
  • An Eastern Cooperative Oncology Group (ECOG) Performance Status score of ≤1 for Cohort 1 or ≤2 for Cohort 2.
  • Anticipated life expectancy of ≥3 months as assessed by the investigator.

Exclusion Criteria:

  • Ongoing sensory or motor neuropathy Grade ≥2.
  • Active central nervous system (CNS) metastases.
  • Immunotherapy related myocarditis, colitis, uveitis, or pneumonitis.
  • Prior enrollment in an enfortumab vedotin study or prior treatment with other monomethyl auristatin E (MMAE)-based antibody-drug conjugates (ADCs).
  • Uncontrolled tumor-related pain or impending spinal cord compression.

View trial on ClinicalTrials.gov