Sintilimab in Malignant Mesothelioma of Peritoneum: NCT06543069 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 September 2026. This strategic research report is not medical, regulatory or investment advice. Trial status and dates can change.
Phase 2
Clinical phase
Recruiting
Recruitment status
28
Planned enrollment
2026-01-31
Primary-completion proxy
Executive view
NCT06543069 evaluates Sintilimab in Malignant Mesothelioma of Peritoneum. The disclosed sponsor is Cancer Hospital Chinese Academy of Medical Sciences, the design is Interventional, and the geographic footprint is China. The first listed primary endpoint is Progression-Free Survival (PFS), assessed over 36 months.
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 NCT06543069 and selected peers. clinical_trial_result_fetch supplied detailed result records from the wider Malignant Mesothelioma of Peritoneum landscape. Drug & Asset MCP drug_fetch was queried for Sintilimab, while Company & Deal Intelligence MCP organization_fetch was queried for Cancer Hospital Chinese Academy of Medical Sciences.
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 |
|---|---|---|---|---|---|---|
| NCT06543069 | Sintilimab | Phase 2 / Recruiting | Cancer Hospital Chinese Academy of Medical Sciences | China | Progression-Free Survival (PFS) 36 months | 2026-01-31 |
| NCT07131345 | Iparomlimab/Tuvonralimab | Phase 1/2 / Not yet recruiting | Sponsor not reported | Geography not reported | ORR From enrollment to the end of treatment at 8 weeks | 2026-10-31 |
| NCT06885697 | Fludarabine Phosphate | Phase 1 / Recruiting | National Cancer Institute | United States | Establish the recommended phase 2 dose (RP2D) of TNhYP218 CAR T cells based on dose-limiting toxicity (DLT) of defined… DLT assessment will occur in participants in the dose escalation coho… | 2034-06-01 |
| NCT06875076 | Ivonescimab | Phase 2 / Recruiting | The First Hospital of Jilin University | China | objective response rate (ORR) From enrollment to the end of treatment at 3 months | 2028-01-01 |
| NCT06840834 | Ivonescimab | Phase 2 / Recruiting | Intergroupe Francophone Cancerologie Thoracique | France | To assess the therapeutic value of the bispecific antibody anti-VEGF / anti-PD-1 ivonescimab as 2nd/3rd line treatment… 12 weeks after start of treatment. | 2026-09-30 |
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
NCT06543069 is a Phase 2, recruiting study with 28 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 (PFS)” over “36 months.” The retrieved endpoint description is: The time from the date of first administration of this regimen to the date of first documented disease progression or death due to any cause..
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 28 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
5 recent result records were selected as contextual evidence for Malignant Mesothelioma of Peritoneum. These records do not establish direct evidence for NCT06543069 unless the registration number matches.
First-Line Pumitamig (PD-L1 × VEGF-A bsAb) Plus Chemotherapy in Unresectable Malignant Mesothelioma: Long-Term PFS and OS
Phase 2; n=31; OS(24-month) = 25.0 % ; OS(24-month) = 50.7 % Source: https://cattendee.abstractsonline.com/meeting/21487/Session/133
Phase II Trial of Olaparib in Patients With Mesothelioma
Phase 2; n=34; ORR = 3.0 % Source: https://cattendee.abstractsonline.com/meeting/21487/Session/195
Tumour Extrinsic Regulation of Neutrophils Sensitize Mesotheliomas to AXL and PD1 Inhibition inMIST3, a Phase II Clinical Trial
Phase 2; n=21; DCR(12-week) = 46.2 % ( 29.2 - 63.8) Source: https://cattendee.abstractsonline.com/meeting/21487/Session/133
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.
Cancer Hospital Chinese Academy of Medical Sciences is indexed in China with the website https://www.cicams.ac.cn. The organization record is used to resolve sponsor identity. The record lists 28 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: NCT06543069
Protocol source: https://clinicaltrials.gov/study/NCT06543069
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 September 2026.
Sintilimab in Malignant Mesothelioma of Peritoneum is best understood through the interaction of protocol design, surrounding readouts, asset context and sponsor execution. The current record makes Progression-Free Survival (PFS) and 2026-01-31 the leading decision points.
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