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ONC-392 Plus Lutetium Lu 177 Vipivotide Tetraxetan in Patients With mCRPC (PRESERVE-006)

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ClinicalTrials.gov Identifier: NCT05682443
Recruitment Status : Recruiting
First Posted : January 12, 2023
Last Update Posted : April 23, 2024
Sponsor:
Collaborator:
Prostate Cancer Clinical Trials Consortium
Information provided by (Responsible Party):
OncoC4, Inc.

Brief Summary:
In this Phase 2 study, mCRPC patients with PSMA positive scans who progressed on prior ARTA and up to 2 lines of taxanes, and are naïve to lutetium Lu 177 vipivotide tetraxetan, will be enrolled. The study is open-label, randomized with active control, multi-center study.

Condition or disease Intervention/treatment Phase
Metastatic Castration-resistant Prostate Cancer Drug: ONC-392 Drug: lutetium Lu 177 vipivotide tetraxetan, IV infusion, Q6W for up to 6 doses. Phase 1 Phase 2

Detailed Description:

The goal of this clinical trial is to examine the safety and efficacy of ONC-392 in combination with lutetium Lu 177 vipivotide tetraxetan in metastatic castration resistant prostate cancer patient who have disease progressed on androgen receptor pathway inhibition. The main questions it aims to answer are (1) whether it is safe to combine ONC-392 with lutetium Lu 177 vipivotide tetraxetan, (2) whether the combination increases the radiographic progression free survival (rPFS).

Participants will be randomized to two arms in 2:1 ratio. In experimental arm, they will be given ONC-392 IV infusion for up to 9 cycles or approximately one year, together with lutetium Lu 177 vipivotide tetraxetan for up to 6 cycles. In active control arm, they will be given standard of care treatment with lutetium Lu 177 vipivotide tetraxetan for up to 6 cycles.

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Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 144 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Intervention Model Description: Randomized, open label, active controlled, multi-center study
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Randomized Study of ONC-392 Plus Lutetium Lu 177 Vipivotide Tetraxetan in Patients With Metastatic Castration-Resistant Prostate Cancer (mCRPC) Who Progressed on Androgen Receptor (AR) Pathway Inhibition
Actual Study Start Date : December 11, 2023
Estimated Primary Completion Date : June 30, 2026
Estimated Study Completion Date : June 30, 2027


Arm Intervention/treatment
Experimental: Arm A: ONC-392 plus lutetium Lu 177 vipivotide tetraxetan
Arm A receives ONC-392, IV infusion, for up to 9 doses, plus lutetium Lu 177 vipivotide tetraxetan IV infusion, Q6W for up to 6 doses.
Drug: ONC-392
ONC-392 will be given as IV infusion, Q6W, for up to 9 doses.
Other Names:
  • A humanized anti-CTLA4 IgG1 monoclonal antibody
  • Gotistobart

Drug: lutetium Lu 177 vipivotide tetraxetan, IV infusion, Q6W for up to 6 doses.
lutetium Lu 177 vipivotide tetraxetan will be given as IV infusion, Q6W, for up to 6 doses.
Other Name: Pluvicto

Active Comparator: lutetium Lu 177 vipivotide tetraxetan
lutetium Lu 177 vipivotide tetraxetan, IV infusion, Q6W for up to 6 doses.
Drug: lutetium Lu 177 vipivotide tetraxetan, IV infusion, Q6W for up to 6 doses.
lutetium Lu 177 vipivotide tetraxetan will be given as IV infusion, Q6W, for up to 6 doses.
Other Name: Pluvicto




Primary Outcome Measures :
  1. Radiographic progression free survival (rPFS) [ Time Frame: 24 months ]
    • To assess the efficacy of ONC-392 plus lutetium Lu 177 vipivotide tetraxetan vs. lutetium Lu 177 vipivotide tetraxetan as assessed by radiographic progression free survival (rPFS). Disease progression was defined by PCWG3 guideline.


Secondary Outcome Measures :
  1. Overall response rate (ORR) [ Time Frame: 24 months ]
    Objective response rate based on radiographic evaluation of PCWG3.

  2. TEAE, TRAE and irAE [ Time Frame: 24 months ]
    Incidence of TEAE, TRAE and irAE.



Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  1. Adult (≥ 18 years), capable of signing informed consent.
  2. ECOG score 0 or 1. Life expectancy > 6 months. Adequate organ functions.
  3. Histologically- or cytologically- confirmed diagnosis of metastatic prostate adenocarcinoma.
  4. Patients must have a positive PSMA PET/CT scan.
  5. Patients must have prior orchiectomy and/or ongoing androgen-deprivation therapy and a castrate level of serum testosterone (<50 ng/dL or <1.7 nmol/L).
  6. Patients must have received at least one second generation AR-targeting agents (such as enzalutamide and/or abiraterone).
  7. Patients must have been previously treated with at least 1, but no more than 2 previous taxane regimens. A taxane regimen is defined as a minimum exposure of 2 cycles of a taxane. If a patient has received only 1 taxane regimen, the patient is eligible if:

    1. The patient is not willing to receive a second taxane regimen, or
    2. The patient's physician deems him unsuitable to receive a second taxane regimen (e.g. frailty assessed by geriatric or health status evaluation or intolerance).
  8. Patients must have progressive mCRPC. Documented progressive mCRPC will be based on at least 1 of the following criteria:

    1. Serum PSA progression defined as 2 consecutive increases in PSA over a previous reference value measured at least 1 week prior. The minimal start value is 1.0 ng/mL.
    2. Soft-tissue progression defined as an increase ≥20% in the sum of the diameter (SOD) (short axis for nodal lesions and long axis for non-nodal lesions) of all target lesions based on the smallest SOD since treatment started or the appearance of one or more new lesions.
    3. Progression of bone disease: evaluable disease or new bone lesions(s) by bone scan (PCWG3 criteria).

Patients must have ≥1 metastatic lesion that is present on baseline CT, MRI, or bone scan imaging obtained ≤28 days prior to beginning study therapy.

Exclusion Criteria:

  1. Patients who have not recovered to NCI CTCAE grade≤ 1 from an adverse event (AE) due to prior cancer therapeutics.
  2. Receiving other anti-cancer agent or device, or participating in other clinical trial, within 28 days of first dose of study treatment.
  3. Receiving systemic steroid therapy with >10 mg/day prednisone or equivalent within 7 days prior to the first dose of study treatment or receiving any other form of immunosuppressive medication.
  4. Previous treatment with Strontium-89, Samarium-153, Rhenium-186, Rhenium-188, Radium-223 or hemi-body irradiation within 6 months prior to randomization. Previous PSMA-targeted radioligand therapy is not allowed.
  5. Symptomatic brain metastasis, symptomatic cord compression, or clinical or radiological findings indicative of impending cord compression.
  6. Active GI disease, including peptic ulcer disease, pancreatitis, diverticulitis, or inflammatory bowel disease.
  7. Active infections.
  8. Impaired heart function.
  9. Active or previously documented autoimmune disease and/or current use of immunosuppressive agents. Use of endocrine replacement therapy (e.g., thyroxine, insulin, low dose of steroid, etc.) is allowed.
  10. Diagnosed with other malignancies that having ant-cancer treatment within 2 years.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT05682443


Contacts
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Contact: Pan Zheng, MD, PhD 8008829960 ext 105 pzheng@oncoc4.com

Locations
Show Show 23 study locations
Sponsors and Collaborators
OncoC4, Inc.
Prostate Cancer Clinical Trials Consortium
Investigators
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Principal Investigator: David Wise, MD NYU Langone Health
Principal Investigator: Mark Stein, MD Columbia University
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Responsible Party: OncoC4, Inc.
ClinicalTrials.gov Identifier: NCT05682443    
Other Study ID Numbers: PRESERVE-006
First Posted: January 12, 2023    Key Record Dates
Last Update Posted: April 23, 2024
Last Verified: April 2024
Individual Participant Data (IPD) Sharing Statement:
Plan to Share IPD: No

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Studies a U.S. FDA-regulated Drug Product: Yes
Studies a U.S. FDA-regulated Device Product: No
Additional relevant MeSH terms:
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Prostatic Neoplasms
Genital Neoplasms, Male
Urogenital Neoplasms
Neoplasms by Site
Neoplasms
Genital Diseases, Male
Genital Diseases
Urogenital Diseases
Prostatic Diseases
Male Urogenital Diseases
1,4,7,10-tetraazacyclododecane- 1,4,7,10-tetraacetic acid
Chelating Agents
Sequestering Agents
Molecular Mechanisms of Pharmacological Action