Clinical Trials

Multiple clinical trials ranging from Early Phase 1 to Phase 2 evaluate onvansertib across various oncologic conditions, including metastatic colorectal cancer, pancreatic ductal adenocarcinoma, acute myeloid leukemia, triple-negative breast cancer, and small-cell lung cancer. Sponsored by organizations such as Cardiff Oncology, Mayo Clinic, and the University of Kansas Medical Center, these evaluations—some pairing onvansertib with chemotherapy in KRAS-mutated colorectal cancer or acute myeloid leukemia—currently span recruitment statuses of active not recruiting, recruiting, completed, and withdrawn.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT05450965 RECRUITING
Small-cell Lung Cancer; Small Cell Lung Carcinoma
University of Maryland, Baltimore
2022-07-19 PHASE2
NCT04005690 RECRUITING
Locally Advanced Pancreatic Ductal Adenocarcinoma; Metastatic Pancreatic Ductal Adenocarcinoma; Stage II Pancreatic Cancer AJCC v8; Stage III Pancreatic Cancer AJCC v8; Stage IV Pancreatic Cancer AJCC v8; Unresectable Pancreatic Ductal Adenocarcinoma; Borderline Resectable Pancreatic Ductal Adenocarcinoma; Resectable Pancreatic Ductal Adenocarcinoma
OHSU Knight Cancer Institute
2019-08-01 EARLY_PHASE1
NCT05549661 RECRUITING
Recurrent Chronic Myelomonocytic Leukemia; Refractory Chronic Myelomonocytic Leukemia; Myelodysplastic/Myeloproliferative Neoplasm, Not Otherwise Specified; Recurrent Atypical Chronic Myeloid Leukemia; Recurrent Myelodysplastic/Myeloproliferative Neoplasm; Refractory Myelodysplastic/Myeloproliferative Neoplasm
Mayo Clinic
2023-04-04 PHASE1
NCT05383196 ACTIVE_NOT_RECRUITING
Breast Cancer; Invasive Breast Cancer; Unresectable Breast Carcinoma; Locally Advanced Breast Cancer; Metastatic Breast Cancer; Inflammatory Breast Cancer; Triple Negative Breast Cancer (TNBC); Hormone Receptor/Growth Factor Receptor-Negative Breast Cancer; HER2-negative Breast Cancer; Hormone Receptor Negative Breast Carcinoma
Antonio Giordano, MD
2022-09-30 PHASE1; PHASE2
NCT06106308 ACTIVE_NOT_RECRUITING
Metastatic Colorectal Cancer; CRC; KRAS/NRAS Mutation
Cardiff Oncology
2024-02-27 PHASE2
NCT06736717 RECRUITING
Pancreatic Cancer
University of Kansas Medical Center
2025-02 PHASE1; PHASE2
NCT06398587 WITHDRAWN
Locally Advanced Pancreatic Ductal Adenocarcinoma; Metastatic Pancreatic Ductal Adenocarcinoma; Stage II Pancreatic Cancer AJCC v8; Stage III Pancreatic Cancer AJCC v8; Stage IV Pancreatic Cancer AJCC v8; Unresectable Pancreatic Adenocarcinoma
OHSU Knight Cancer Institute
2024-08-01 PHASE2
NCT04752696 COMPLETED
Pancreatic Ductal Adenocarcinoma
Cardiff Oncology
2021-05-25 PHASE2
NCT05593328 COMPLETED
Colorectal Cancer; Metastatic Colorectal Cancer
Cardiff Oncology
2023-03-17 PHASE2
NCT03829410 COMPLETED
Metastatic Colorectal Cancer; KRAS Gene Mutation
Cardiff Oncology
2019-06-24 PHASE1; PHASE2
NCT03414034 COMPLETED
Metastatic Castration-Resistant Prostate Cancer
Cardiff Oncology
2018-08-14 PHASE2
NCT05593328 Active not recruiting
Colorectal Cancer|Metastatic Colorectal Cancer
Cardiff Oncology
2023-03-17 Phase 2
NCT03303339 COMPLETED
Acute Myeloid Leukemia
Cardiff Oncology
2017-11-17 PHASE1; PHASE2
NCT03829410 Completed
Metastatic Colorectal Cancer|KRAS Gene Mutation
Cardiff Oncology
2019-05-06 Phase 1|Phase 2
NCT03303339 Completed
Acute Myeloid Leukemia
Cardiff Oncology
2017-11-17 Phase 1|Phase 2

(data from https://clinicaltrials.gov, updated on 2025-12-17)

Check the Onvansertib (NMS-1286937, NMS-P937) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

Onvansertib selectively binds to Polo-like Kinase 1 (PLK1) to inhibit kinase activity, which prevents proper mitotic spindle assembly and triggers G2/M cell-cycle arrest and apoptosis in tumor cells. This targeted inhibition of cell division suppresses oncogenic growth, directly supporting its clinical evaluation in malignancies such as KRAS-mutated colorectal cancer, pancreatic ductal adenocarcinoma, and acute myeloid leukemia.

Appendix RUO and cGMP Quality Standards

Quality Dimension RUO (Research Use Only) cGMP (Current Good Manufacturing Practice)
Clinical Applicability Prohibited in human clinical trials or medical diagnostics. Mandatory for human clinical trials (Phase I–III) and therapies.
Regulatory Status Non-regulated grade; exempt from drug manufacturing laws. Legally enforced by health authorities (e.g., FDA, EMA, NMPA).
Facility Environment Unclassified analytical or research laboratories. Validated Cleanrooms (ISO Class 5–8) with continuous monitoring.
Quality Control Basic purity and activity testing. Rigorous safety release testing (Sterility, Endotoxin, Mycoplasma).
Process Validation Basic equipment calibration; no process validation required. Full qualification (IQ/OQ/PQ) and complete batch records.
Quality Assurance Vendor self-declared without required formal QMS. Mandatory QA/QC unit, Change Control, CAPA, and vendor audits.
Regulatory Impact High risk of IND rejection if used as a critical raw material. Required for IND/NDA filings, supported by Drug Master Files (DMF).

Footnotes

Regulatory Note: Governed by FDA (21 CFR Parts 210/211/312), EMA (EudraLex Vol 4), ICH Guidelines (E6/Q7/Q9/Q10), and compendial standards (USP <71>/<85>/<1043>).

Note: Technical data last updated: Sep 1, 2026.