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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT06450106
Registration number
NCT06450106
Ethics application status
Date submitted
2/06/2024
Date registered
10/06/2024
Date last updated
27/06/2025
Titles & IDs
Public title
Study of STM-416p Administered to Patients Undergoing Radical Prostatectomy
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Scientific title
A Phase 1 Dose Escalation Study of STM-416p Administered Intraoperatively to Patients Undergoing Radical Prostatectomy
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Secondary ID [1]
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STM-416p-201
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Prostate Cancer
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Condition category
Condition code
Cancer
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Prostate
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - STM-416p
Experimental: STM-416p - STM-416p
Treatment: Drugs: STM-416p
STM-416p monotherapy
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Incidence of dose-limiting toxicities (DLTs) [Safety and Tolerability]
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Assessment method [1]
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Incidence of dose-limiting toxicities (DLTs) over the first 21-days of study treatment
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Timepoint [1]
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21 Days
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Primary outcome [2]
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Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]
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Assessment method [2]
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Incidence of serious adverse events (SAEs), and adverse events (AEs), graded according to the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) version 5.0
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Timepoint [2]
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Time on trial up to 90 days
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Secondary outcome [1]
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Pharmacokinetics of STM-416p
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Assessment method [1]
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Maximum plasma concentration (Cmax) of resiquimod (R848) in patient blood
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Timepoint [1]
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Day 0, post 24 hours, post 48 hour
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Secondary outcome [2]
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Pharmacodynamics of STM-416p in blood circulating cytokines
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Assessment method [2]
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Pharmacodynamic assessments in plasma and urine will be listed and summarized by dose level
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Timepoint [2]
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Day 0, post 24 hours, post 48 hours, post 21 days
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Secondary outcome [3]
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Assess surgical wound healing
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Assessment method [3]
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Assessment of wound healing scored according to a modified ASEPSIS method
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Timepoint [3]
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Day 7, Day 21
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Eligibility
Key inclusion criteria
1. Males aged 18 years or older at time of informed consent.
2. Have a histologically confirmed diagnosis of prostate cancer, and are scheduled to undergo radical prostatectomy within 28 days of screening.
3. Grade Group 2-5.
4. Eastern Cooperative Oncology Group (ECOG) Performance Status =2 at Screening.
5. Have adequate organ and bone marrow function at screening.
6. Able to understand and be willing to sign an Institutional Review Board/Ethics Committee-approved written informed consent document
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Males
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Can healthy volunteers participate?
No
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Key exclusion criteria
1. Have an invasive malignancy, other than the disease under study.
2. Anticipated to require the use of a drain after radical prostatectomy.
3. Received any other anticancer therapy (e.g., including but not limited to chemotherapy, biologic therapy, immunotherapy, targeted therapy, endocrine therapy, radiation therapy, intravesical therapy ) within 28 days.
4. History of allergic reactions attributed to compounds of similar chemical or biologic composition as those used in the STM-416p formulation including poloxamer 407 and sodium hyaluronate.
5. History of allogeneic organ transplant.
6. History of primary immunodeficiency.
7. QTc interval >470 msec at Screening.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Not applicable
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Single group
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Other design features
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Phase
Phase 1
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
8/05/2025
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
1/03/2026
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Actual
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Sample size
Target
18
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
VIC
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Recruitment hospital [1]
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Australian Prostate Center - Melbourne N.
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Recruitment hospital [2]
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Epworth HealthCare - Melbourne N.
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Recruitment postcode(s) [1]
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3051 - Melbourne N.
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Recruitment outside Australia
Country [1]
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United States of America
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State/province [1]
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Arizona
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Country [2]
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United States of America
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State/province [2]
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Florida
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
SURGE Therapeutics
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
A Study of STM-416p Administered Intraoperatively to Patients Undergoing Radical Prostatectomy
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Trial website
https://clinicaltrials.gov/study/NCT06450106
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Kayti Aviano
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Address
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Country
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Phone
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781-605-8632
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Data sharing statement
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT06450106
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