Clinical Trials

Tovorafenib (DAY101/MLN2480) is evaluated across numerous clinical trials spanning Early Phase I through Phase III, targeting pediatric and adult low-grade glioma, advanced solid tumors with MAPK pathway alterations, hairy cell leukemia, and craniopharyngioma. Sponsored by pharmaceutical companies, academic medical centers, and government institutes, study statuses include recruiting, active not recruiting, terminated, completed, and approved for marketing. Phase III trials are actively evaluating the drug's therapeutic efficacy across these oncological conditions.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT07206849 NOT_YET_RECRUITING
High Grade Glioma (HGG) of the Brain With BRAF Aberration; High Grade Glioma (III or IV); Diffuse Intrinsic Pontine Glioma; High Grade Glioma; WHO Grade 3 Glioma; WHO Grade 4 Glioma; Metastatic Brain Tumor
Nationwide Children's Hospital
2026-11 PHASE2
NCT07441707 ACTIVE_NOT_RECRUITING
Low-grade Glioma
Ipsen
2026-03-10 PHASE1
NCT06965114 RECRUITING
Hairy Cell Leukemia; Recurrent Hairy Cell Leukemia; Refractory Hairy Cell Leukemia
National Cancer Institute (NCI)
2026-05-29 PHASE1; PHASE2
NCT05828069 RECRUITING
Recurrent Langerhans Cell Histiocytosis; Refractory Langerhans Cell Histiocytosis
National Cancer Institute (NCI)
2024-03-28 PHASE2
NCT05566795 ACTIVE_NOT_RECRUITING
Low-grade Glioma; Rapidly Accelerated Fibrosarcoma (RAF) Altered Glioma; Pediatric Low-grade Glioma
Day One Biopharmaceuticals, Inc.
2023-02-27 PHASE3
NCT04775485 RECRUITING
Low-grade Glioma; Advanced Solid Tumor
Day One Biopharmaceuticals, Inc.
2021-04-22 PHASE2
NCT06381570 RECRUITING
Low-grade Glioma
Daniel Morgenstern
2024-03-21 EARLY_PHASE1
NCT05465174 RECRUITING
Craniopharyngioma, Child; Craniopharyngioma; Recurrent Craniopharyngioma
Sabine Mueller, MD, PhD
2022-09-12 PHASE2
NCT03429803 COMPLETED
Low-grade Glioma
Karen D. Wright, MD
2018-02-27 PHASE1
NCT07121829 TERMINATED
Melanoma; Solid Tumor; Pilocytic Astrocytoma; Non Small Cell Lung Cancer; Colorectal Cancer; Pancreatic Cancer; MAP Kinase Family Gene Mutation; RAS Mutation; RAF Mutation; MEK Mutation
Day One Biopharmaceuticals, Inc.
2022-05-02 PHASE1
NCT04985604 TERMINATED
Melanoma; Solid Tumor; CRAF Gene Amplification; RAF1 Gene Amplification; BRAF Gene Fusion; BRAF Fusion; CRAF Gene Fusion; CRAF Fusion; RAF1 Gene Fusion; RAF1 Fusion; Thyroid Cancer, Papillary; Spitzoid Melanoma; Pilocytic Astrocytoma; Pilocytic Astrocytoma, Adult; Non Small Cell Lung Cancer; Non-Small Cell Adenocarcinoma; Colorectal Cancer; Pancreatic Acinar Carcinoma; Spitzoid Malignant Melanoma; Bladder Cancer; Bladder Urothelial Carcinoma; MAP Kinase Family Gene Mutation; RAF Mutation
Day One Biopharmaceuticals, Inc.
2021-07-15 PHASE2
NCT06381570 Recruiting
Low-grade Glioma
Daniel Morgenstern|The Hospital for Sick Children
2024-03-21 Early Phase 1
NCT05566795 Recruiting
Low-grade Glioma
Day One Biopharmaceuticals Inc.|SIOPe Brain Tumor Group LOGGIC Consortium
2023-02-27 Phase 3
NCT04985604 Recruiting
Melanoma|Solid Tumor|CRAF Gene Amplification|RAF1 Gene Amplification|BRAF Gene Fusion|BRAF Fusion|CRAF Gene Fusion|CRAF Fusion|RAF1 Gene Fusion|RAF1 Fusion|Thyroid Cancer Papillary|Spitzoid Melanoma|Pilocytic Astrocytoma|Pilocytic Astrocytoma Adult|Non Small Cell Lung Cancer|Non-Small Cell Adenocarcinoma|Colorectal Cancer|Pancreatic Acinar Carcinoma|Spitzoid Malignant Melanoma|Bladder Cancer|Bladder Urothelial Carcinoma|MAP Kinase Family Gene Mutation|RAS Mutation|RAF Mutation|MEK Mutation
Day One Biopharmaceuticals Inc.
2021-07-15 Phase 1|Phase 2
NCT04775485 Recruiting
Low-grade Glioma|Advanced Solid Tumor
Day One Biopharmaceuticals Inc.|Pacific Pediatric Neuro-Oncology Consortium
2021-04-22 Phase 2
NCT02327169 COMPLETED
Advanced Nonhematologic Malignancies
Millennium Pharmaceuticals, Inc.
2015-01-14 PHASE1
NCT03429803 Active not recruiting
Low-grade Glioma
Karen D. Wright MD|PLGA Fund at Pediatric Brain Tumor Foundation|National Cancer Institute (NCI)|Pacific Pediatric Neuro-Oncology Consortium|Team Jack Foundation|Day One Biopharmaceuticals Inc.|Dana-Farber Cancer Institute
2018-02-27 Phase 1
NCT01425008 COMPLETED
Melanoma; Metastatic Melanoma; Solid Tumor; Neoplasm
Millennium Pharmaceuticals, Inc.
2011-09-15 PHASE1

(data from https://clinicaltrials.gov, updated on 2026-07-31)

Check the Tovorafenib (MLN2480) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

Tovorafenib selectively binds to and inhibits RAF kinase isoforms, preventing downstream MEK and ERK phosphorylation within the MAPK signaling cascade to block pro-survival oncogenic signaling. This selective biochemical blockade arrests tumor cell cycle progression and induces apoptosis, demonstrating targeted therapeutic activity in pediatric low-grade gliomas and solid tumors harboring BRAF or CRAF gene alterations.

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.