Status:

RECRUITING

Phase 2 Randomized Trial of Flexible Dosing Schedule of 177Lu-PSMA-617 for the Treatment of Metastatic Castration-Resistant Prostate Cancer (FLEX-MRT)

Lead Sponsor:

Jonsson Comprehensive Cancer Center

Collaborating Sponsors:

Novartis Pharmaceuticals

Conditions:

Prostate Carcinoma

Stage IVB Prostate Cancer American Joint Committee on Cancer (AJCC) v8

Eligibility:

MALE

18+ years

Phase:

PHASE2

Brief Summary

In advanced metastatic castration resistant prostate cancer (mCRPC) progressing after chemotherapy and androgen receptor (AR)-targeted therapy 177Lu-PSMA-617 is an effective treatment. 177Lu-PSMA-617 ...

Detailed Description

PRIMARY OBJECTIVE: I. To assess a potential survival benefit (2-year survival rate) of patients treated with Lu 177 vipivotide tetraxetan (177Lu-PSMA-617) therapy on a flexible dosing schedule includ...

Eligibility Criteria

Inclusion

  • Patients must have prostate cancer proven by histopathology
  • Patients must have ≥ 1 metastatic lesion by any imaging (CT, magnetic resonance imaging \[MRI\], bone scan, PET)
  • Patients must have received at least one regimen of chemotherapy for mCRPC
  • Patients must have received at least one androgen-receptor signaling inhibitors (ARSI)
  • Patients must be eligible by PSMA PET VISION criteria. PSMA PET/CT must be performed within 8 weeks of planned first cycle of 177Lu-PSMA-617
  • White blood cell (WBC) ≥ 2,500/ul
  • Platelets (PLT) ≥ 100,000/ul
  • Hemoglobin (Hb) ≥ 9.0 g/dl
  • Absolute neutrophil count (ANC) ≥ 1,500 ul
  • Patients must have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 2
  • Patients must be adults ≥ 18 years of age
  • Patients must have the ability to understand and sign an approved informed consent form (ICF)
  • Patients must have the ability to understand and comply with all protocol requirements

Exclusion

  • Prior cycle of 177Lu-PSMA-617 therapy
  • Less than 6 weeks between last myelosuppressive therapy (including docetaxel, cabazitaxel, strontium-89, samarium-153, rhenium-186, rhenium-188, radium-223, hemi-body irradiation) and first cycle of 177Lu-PSMA-617 therapy
  • Glomerular filtration rate (GFR) \< 50 ml/min
  • Urinary tract obstruction or marked hydronephrosis

Key Trial Info

Start Date :

August 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2028

Estimated Enrollment :

90 Patients enrolled

Trial Details

Trial ID

NCT06216249

Start Date

August 1 2024

End Date

December 31 2028

Last Update

February 26 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

UCLA / Jonsson Comprehensive Cancer Center

Los Angeles, California, United States, 90095