NCT07452458 Temozolomide Glioblastoma, IDH-Wildtype Clinical Landscape Report 2026: Design, Endpoints, Sponsor and Readout Outlook

Turn a newly registered trial into a decision-ready clinical landscape. This report examines NCT07452458 using PatSnap Clinical Trials MCP for protocol design and endpoint evidence, with Drug & Asset MCP and Company & Deal Intelligence MCP used as the companion asset and sponsor enrichment workflow. Explore PatSnap MCP Servers to reproduce the research sequence inside an AI workflow.

MCP evidence snapshot: 17 August 2026. Trial records, recruitment status and projected dates can change after the snapshot and should be rechecked before operational decisions.

Why NCT07452458 is a hot trial to watch

Glioblastoma, IDH-Wildtype is being segmented by mechanism, treatment setting, geography and endpoint architecture. NCT07452458 is notable because it evaluates Temozolomide in a Phase 3 design sponsored by NRG Oncology. The main development question is whether the protocol can translate its rationale into a clinically interpretable and operationally credible readout.

Trial landscape snapshot

Protocol design and endpoint interpretation

This phase III trial compares temporally-modulated pulsed radiation therapy versus standard radiation therapy in treating patients with newly diagnosed, IDH wildtype, MGMT-unmethylated glioblastoma. After completion of surgery, the standard of care for glioblastoma is radiation therapy. Radiation therapy uses high energy x-rays, particles, or radioactive seeds to kill cancer cells and shrink tumors. For older and frail patients, standard treatment also includes the chemotherapy drug temozolomide. Temozolomide is in a class of medications called alkylating agents. It works by damaging the cell's DNA and may kill tumor cells and slow down or stop tumor growth. Approximately 70% of glioblastoma patients have MGMT-unmethylated status. MGMT unmethylated tumors are less likely to respond to temozolomide chemotherapy, so there is more reliance on radiation therapy to kill the tumor cells. Recent clinical trials studying new therapies for MGMT-

Allocation is Randomized, masking is Single, and the intervention model is Parallel Assignment. Planned enrollment of [object Object] participants across Not reported in the indexed record shapes statistical precision, execution risk and external validity. Interpretation should account for baseline risk, prior therapy, assessment schedule, missing-data handling and clinical relevance—not only statistical significance.

• Neurocognitive function (NCF) (Up to 9 months after completion of radiation therapy (RT)) — This endpoint will be evaluated using each NCF testing interval. NCF failure is defined as a decline in NCF using the reliable change index (RCI) on at least one of the following tests: Hopkins Verbal Learning Test - Revised (HVLT-R) Total Recall, HVLT-R Delayed Recall, HVLT-R Delayed Recognition, Trail Making Test (TMT) Part A, TMT Part B, or Controlled Oral Word Association (COWA). The cumulative incidence approach

Readout outlook and evidence gap

The current protocol points to [object Object] as the best available readout proxy. Because this is an active or newly posted study, a trial-specific result citation is not included until a normalized clinical-trial-result record becomes available. That gap is itself operationally important: teams should monitor first result indexing, conference abstracts, protocol amendments and changes to the primary-completion date.

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Asset and sponsor context

Drug & Asset MCP profile: Temozolomide is indexed as No normalized modality returned, with target No normalized target returned, mechanism No normalized mechanism returned, and global highest development status No normalized global status returned.

Company & Deal Intelligence MCP profile: NRG Oncology is resolved to a normalized organization record in PHILADELPHIA COUNTY, United States. The organization workflow adds identity, location, portfolio and partnering context where available.

The sponsor profile matters because scientific rationale alone does not determine development value. Manufacturing readiness, portfolio fit, geographic reach, partnering capacity and the ability to fund confirmatory development can determine whether a positive signal becomes a competitive asset.

White space around this program

• Sharper patient selection: prospective biomarker or phenotype definitions that identify who is most likely to benefit.
• Clinically interpretable endpoints: outcomes connecting activity with function, symptoms, survival or treatment burden.
• Comparator relevance: evidence against the most decision-relevant contemporary standard of care.
• Broader external validity: evidence across additional geographies, demographic groups and real-world settings.
• Operational differentiation: a development path that closes the readout gap without sacrificing safety or durability.

What to monitor next

Monitor recruitment, enrollment changes, protocol amendments, endpoint hierarchy, primary-completion timing, first result indexing, asset ownership and sponsor partnerships. A change in endpoint, population or ownership can alter the probability of success before a headline data release.

Bottom line

NCT07452458 provides a focused lens on Glioblastoma, IDH-Wildtype development. Its value will be determined by whether Temozolomide can convert the current Phase 3 design into evidence that is clinically meaningful, operationally credible and differentiated from competing programs.

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