Sintilimab in Recurrent Glioblastoma: NCT05638451 Clinical Landscape Report 2026
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This Clinical Landscape Report was built with PatSnap Life Sciences MCP workflows. Clinical Trials MCP supplies protocol and result records, Drug & Asset MCP adds asset context, and Company & Deal Intelligence MCP resolves sponsor background. Use the same structured MCP building blocks in your research workflow.
Data snapshot: 16 October 2026. This strategic research report is not medical, regulatory or investment advice. Trial status and dates can change.
Phase 2
Clinical phase
Unknown status
Recruitment status
not reported
Planned enrollment
2024-12-30
Primary-completion proxy
Executive view
NCT05638451 evaluates Sintilimab in Recurrent Glioblastoma. The disclosed sponsor is Zhujiang Hospital of Southern Medical University, the design is Interventional, and the geographic footprint is China. The first listed primary endpoint is Progression free survival rate at 6 months, assessed over Up to two years.
The key landscape question is whether this protocol can generate a clinically interpretable signal relative to nearby programs. Phase alone is not a measure of evidence quality. Endpoint relevance, comparator choice, masking, enrollment feasibility, patient selection, country coverage and follow-up must be considered together.
PatSnap MCP Servers make this assessment reproducible by keeping protocol facts, result evidence, asset attributes and sponsor identity in separate structured calls.
How the MCP evidence stack was assembled
Clinical Trials MCP clinical_trial_fetch retrieved the design, outcomes, phase, status, enrollment, sponsor, countries and timing for NCT05638451 and selected peers. clinical_trial_result_fetch supplied detailed result records from the wider Recurrent Glioblastoma landscape. Drug & Asset MCP drug_fetch was queried for Sintilimab, while Company & Deal Intelligence MCP organization_fetch was queried for Zhujiang Hospital of Southern Medical University.
This separation reduces a common diligence error: treating a registry label, a company description or a result excerpt as if each represented the complete evidence package. Explore the source workflow at the PatSnap MCP marketplace.
Trial landscape table
| Trial | Asset / intervention | Phase / status | Sponsor | Geography | Primary endpoint | Readout proxy |
|---|---|---|---|---|---|---|
| NCT05638451 | Sintilimab | Phase 2 / Unknown status | Zhujiang Hospital of Southern Medical University | China | Progression free survival rate at 6 months Up to two years | 2024-12-30 |
| ACTRN12623000956606 | AT-0174 | Phase 1 / Recruiting | Antido Therapeutics (Australia) Pty Ltd | Australia | Timing not reported | |
| NCT06018363 | QH104 | Phase 1/2 / Recruiting | The Fourth Affiliated Hospital of Soochow University (Suzhou Dushu Lake Hospital) | China | Phase 1: Incidence of Adverse Events (AEs) 12 months | 2027-12-31 |
| NCT06016452 | Chlorophyllin Copper Sodium | Phase 2 / Recruiting | Tata Memorial Centre | India | Response rates 1 month post treatment with chlorophyllin | 2025-11-01 |
| NCT06011109 | APG-157 | Phase 1/2 / Active, not recruiting | Aveta Biomics, Inc. | United States | Progression-free Survival From date of commencement of treatment until the date of first docume… | 2026-12-31 |
The table aligns endpoints, sponsors, phases, geographies and readout proxies. It is descriptive, not a head-to-head efficacy comparison. Differences in population, baseline risk, intervention schedule and follow-up can dominate apparent cross-trial differences.
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Protocol design and endpoint interpretation
NCT05638451 is a Phase 2, unknown status study with not reported planned participants. Allocation is N/A, masking is None (Open Label), and the intervention model is Single Group Assignment.
The primary endpoint is “Progression free survival rate at 6 months” over “Up to two years.” The retrieved endpoint description is: Progression free survival by iRANO criteria.
Interpretation should test whether the endpoint captures a clinically meaningful change, whether its time horizon matches the proposed biology, and whether treatment discontinuation or missing data can bias the estimate. The planned enrollment of not reported should be assessed against expected effect size, event frequency, multiplicity, subgroup plans and attrition.
No named control drug was returned in the protocol field set. A placebo comparator can strengthen internal efficacy assessment, while an active comparator may better test clinical differentiation. Single-arm and open-label programs require greater weight on objective outcomes, independent assessment and external benchmarks.
Indexed readouts in the surrounding landscape
0 recent result records were selected as contextual evidence for Recurrent Glioblastoma. These records do not establish direct evidence for NCT05638451 unless the registration number matches.
Indexed evidence status
No directly comparable result record was retrieved for this disease query. This is a monitoring gap, not evidence of absence.
Result fields should be reconciled with the source record before quantitative comparison. Population definitions, analysis sets, dose cohorts, estimands, confidence intervals, rescue therapy and follow-up can materially change the meaning of a numerical endpoint. Clinical Trials MCP supports repeatable refreshes as result records change.
Asset and sponsor context
Sintilimab is indexed as Monoclonal antibody with PD-1 biology and a global stage of Approved. The asset profile lists Eli Lilly & Co. as an originator or developer.
Zhujiang Hospital of Southern Medical University is indexed in an unreported country with the website http://www.zjyy.com.cn/en. Operates hospital The record lists 4 development-stage drug assets.
For execution diligence, monitor sponsor ownership, collaborator additions, site expansion, protocol amendments and enrollment revisions. A change in ownership or geography can alter operational confidence as well as the commercial meaning of a future readout.
Development white space
- Endpoint white space. Determine whether a more patient-relevant outcome, longer durability window or blinded central assessment would resolve uncertainty left by the current endpoint.
- Population white space. Test biomarker-defined, treatment-line or risk-stratified subgroups where effect size and unmet need could be clearer.
- Comparator white space. Identify whether the study can support differentiation against the current standard of care rather than only activity against baseline or placebo.
- Geographic white space. Assess whether the disclosed footprint supports recruitment, regulatory transferability and commercial generalizability.
- Sequencing white space. Clarify whether Sintilimab is intended for monotherapy, combination, maintenance, rescue or an earlier treatment line.
White space should be framed as an unanswered development question, not merely an unoccupied mechanism label. A credible program closes a measurable clinical uncertainty with a design that can be executed and interpreted.
Strategic implications and next readouts
For sponsors, the endpoint hierarchy, safety window, enrollment pace and protocol amendment history should all support the same target product profile. Advancement criteria should be set before the readout and tied to clinical effect, uncertainty, tolerability and operational feasibility.
For business-development teams, differentiation may come from a sharper population, stronger comparator, more durable benefit, simpler delivery or clearer sequencing role. For investors, the central risk is evidence quality relative to time and capital, not the phase label in isolation.
Track recruitment status, enrollment changes, primary-completion timing, endpoint revisions, new result records, sponsor ownership and collaborator changes. Re-run the PatSnap MCP workflow when a surrogate becomes a clinical outcome, a single-country study expands, the comparator changes or a new result materially shifts the competitive benchmark.
Source trail and bottom line
Anchor trial: NCT05638451
Protocol source: https://clinicaltrials.gov/study/NCT05638451
MCP sources: Clinical Trials MCP (clinical_trial_fetch and clinical_trial_result_fetch); Drug & Asset MCP (drug_fetch); Company & Deal Intelligence MCP (organization_fetch).
Data snapshot: 16 October 2026.
Sintilimab in Recurrent Glioblastoma is best understood through the interaction of protocol design, surrounding readouts, asset context and sponsor execution. The current record makes Progression free survival rate at 6 months and 2024-12-30 the leading decision points.
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