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MNPR-101-DFO*-89Zr

Phase 1

Solid Tumor, Adult | Small molecule | Oncology |Monopar Therapeutics Inc.|Last Updated: May 22, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment12
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06337084Diagnostic Efficacy and Dosimetry of MNPR-101-DFO*-89Zr in Patients With Solid TumorsPHASE1 RECRUITING 12May 30, 2024Apr 1, 2026May 22, 20251 Australia
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Study Endpoints
Primary Endpoints
To assess dosimetry and biodistribution of MNPR-101-DFO*-89Zr
Post infusion at 2 h on Day 1, once on Days 3-5, and once on Days 7-10.

The biodistribution of MNPR-101-DFO\*-89Zr is assessed via PET/CT imaging scans, particularly of target safety organs (e.g., liver, kidney, red marrow, and lungs). Dosimetry is calculated using OLINDA/EXM or a similar software.

To assess tumor Standard Uptake Value (SUV) of MNPR-101-DFO*-89Zr
Post infusion at 2 h on Day 1, once on Days 3-5, and once on Days 7-10.

Tumor SUV is measured via PET/CT imaging by calculating the amount of radiotracer uptake in identified tumors. SUV mean, max, and peak of the tumors will be summarized at each timepoint per subject. Tumor SUV will be analyzed between subjects with the same cancer type as well as between cancer types.

To assess safety of MNPR-101-DFO*-89Zr as assessed by CTCAE 5.0
Screening through Day 30 Safety Visit.

The safety profile of MNPR-101-DFO\*-89Zr will be determined through assessment of adverse event (AE) type, incidence, severity, time of appearance, and related causes (detected by physical explorations and laboratory tests). Adverse events will be graded and tabulated using NCI CTCAE v5.0.

Secondary Endpoints
To assess pharmacokinetics (PK) of MNPR-101-DFO*-89Zr via well or gamma counter
Post infusion at 10 min, 1 h and 2 h on Day 1, once on Days 3-5, and once on Days 7-10.
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSEQUENTIAL
PurposeDIAGNOSTIC
Treatment Arms
ArmTypeDescription
MNPR-101-DFO*-89Zr Single Infusion and PET/CT ImagingEXPERIMENTALParticipants receive a single injection of MNPR-101-DFO\*-89Zr on Day 1 with administered activity between 37-74 MBq (or 1-2 mCi). PET/CT imaging will occur post-infusion at 2 h (Day 1), once on Days 3-5, and once on Days 7-10.
Interventions
NameTypeDescription
MNPR-101-DFO*-89ZrDRUGParticipants will receive one dose of MNPR-101-DFO\*-89Zr infused intravenously on Day 1 for PET scans
PET/CT Diagnostic ImagingDIAGNOSTIC_TESTPET/CT imaging will occur post-infusion at 2 h (Day 1), once on Days 3-5, and once on Days 7-10 for tumor lesion observation.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: 1. Histologically and/or cytologically confirmed solid tumor cancer. 2. Age ≥18 years. 3. Measurable disease ≥ 1 cm on prior 18F-FDG PET/CT scan. Up to 4 subjects may be enrolled with FDG-avid disease which do not meet ≥ 1 cm measurement on CT. 4. Ability to understand and willi...

Countries:Australia
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT06337084primaryCompletionDate: changed
LOWMay 24, 2026NCT06337084studyFirstPostDate: changed