NCT07551739 HSK55718 Pain, Postoperative Clinical Landscape Report 2026: Design, Endpoints, Sponsor and Readout Outlook
Turn a newly registered trial into a decision-ready clinical landscape. This report examines NCT07551739 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: 3 August 2026. Trial records, recruitment status and projected dates can change after the snapshot and should be rechecked before operational decisions.
Why NCT07551739 is a hot trial to watch
Pain, Postoperative is being segmented by mechanism, treatment setting, geography and endpoint architecture. NCT07551739 is notable because it evaluates HSK55718 in a Phase 2 design sponsored by Haisco Pharmaceutical Group Co., Ltd.. The main development question is whether the protocol can translate its rationale into a clinically interpretable and operationally credible readout.
Trial landscape snapshot
| Field | Indexed detail |
|---|---|
| Registration | NCT07551739 |
| Official title | A Clinical Trial Evaluating the Efficacy and Safety of HSK55718 in Patients for Postoperative Pain Treatment in Orthopedic Surgery |
| Phase / status | Phase 2 / Not yet recruiting |
| Intervention | HSK55718 |
| Sponsor | Haisco Pharmaceutical Group Co., Ltd. |
| Geography | Not reported in the indexed record |
| Enrollment | [object Object] |
| Primary endpoint | Sum of Pain Intensity Differences (SPID) |
| Endpoint time frame | 48hours |
| Primary completion / readout proxy | [object Object] |
Protocol design and endpoint interpretation
This is a multi-center, randomized, double-blind, placebo/active-controlled study. 200 subjects undergoing orthopedic surgery under general anesthesia are planned to be enrolled and randomized into the HSK55718 group, morphine group, and placebo group.
Allocation is Randomized, masking is Quadruple, 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.
- Sum of Pain Intensity Differences (SPID) (48hours)
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: HSK55718 is indexed as Small molecule drug, with target Nav1.8, mechanism Nav1.8 blockers, and global highest development status Phase 2.
Company & Deal Intelligence MCP profile: Haisco Pharmaceutical Group Co., Ltd. is resolved to a normalized organization record in Lhoka, China. 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
NCT07551739 provides a focused lens on Pain, Postoperative development. Its value will be determined by whether HSK55718 can convert the current Phase 2 design into evidence that is clinically meaningful, operationally credible and differentiated from competing programs.
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