Clinical Trials

Multiple clinical trials evaluate the therapeutic potential of TK216 across oncological indications, focusing primarily on Ewing sarcoma and relapsed or refractory acute myeloid leukemia. Spanning Phase 1, Phase 2, and combined Phase 1/2 protocols, these studies are supported by academic institutions such as M.D. Anderson Cancer Center and industry sponsors including Oncternal Therapeutics and Shanghai Pharmaceuticals. Trial statuses reflect varied outcomes, including a terminated Phase 1/2 trial, a withdrawn Phase 1 leukemia study, and a completed Phase 2 evaluation.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT05046314 COMPLETED
Sarcoma, Ewing
Shanghai Pharmaceuticals Holding Co., Ltd
2024-03-12 PHASE2
NCT02657005 TERMINATED
Sarcoma, Ewing
Oncternal Therapeutics, Inc
2016-08 PHASE1; PHASE2
NCT03752138 WITHDRAWN
Recurrent Acute Myeloid Leukemia; Refractory Acute Myeloid Leukemia
M.D. Anderson Cancer Center
2019-03-31 PHASE1

(data from https://clinicaltrials.gov, updated on 2026-03-19)

Check the TK216 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

TK216 functions as a potent inhibitor of E26 transformation-specific transcription factors by directly disrupting their protein-protein interactions with RNA helicases, thereby impairing downstream oncogenic gene transcription and transcript processing. This molecular disruption halts malignant cell proliferation and promotes programmed cell death, providing a rationale for its therapeutic investigation in ETS-driven cancers such as Ewing sarcoma 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.