NCT07658183 BL0175 Human epidermal growth factor 2 negative carcinoma of breast Clinical Landscape Report 2026: Design, Endpoints, Sponsor and Readout Outlook

Turn a newly registered trial into a decision-ready landscape. This focused report examines NCT07658183—A Clinical Trial Comparing the Efficacy and Safety of Different Doses of BL0175 Injection in Treating Postmenopausal Hormone Receptor-Positive, Human Epidermal Growth Factor Receptor 2-Negative Locally Advanced or Metastatic Breast Cancer—using PatSnap Clinical Trials MCP for protocol design and endpoint evidence, Drug & Asset MCP for mechanism and development context, and Company & Deal Intelligence MCP for sponsor background. Explore PatSnap MCP Servers to reproduce the workflow inside an AI research process.

MCP evidence snapshot: 20 July 2026; publication date: 20 July 2026. Trial records can change after the snapshot and should be rechecked before operational decisions.

Why NCT07658183 is a hot trial to watch

Human epidermal growth factor 2 negative carcinoma of breast is increasingly segmented by mechanism, biomarker, treatment setting, geography and endpoint architecture. NCT07658183 is notable because it evaluates BL0175 in a Phase 2 design while Objective Response Rate Evaluated by Blinded Independent Central Review serves as the main decision variable. The critical question is whether the protocol can convert its rationale into a clinically interpretable and operationally credible readout.

PatSnap Clinical Trials MCP makes protocol fields machine-readable, while the companion asset and organization servers add development-status, target and sponsor context.

Trial landscape snapshot

Design and endpoint interpretation

The phase label is only the starting point. Allocation is Randomized, masking is None (Open Label), and the intervention model is Parallel Assignment. Planned enrollment of 120 participants across Not reported 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.

• Primary: Objective Response Rate Evaluated by Blinded Independent Central Review (12 months)
• Secondary: Progression Free Survival Evaluated by BICR (12 months)
• Secondary: Clinical Benefit Rate Evaluated by BICR (12 months)
• Secondary: Disease Control Rate Evaluated by BICR (12 months)
• Secondary: Duration of Response Evaluated by BICR (12 months)

Benchmark readouts in the surrounding field

• A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study of RDX-002 on Postprandial Triglycerides in Patients Discontinuing the Glucagon-like Peptide-1 (GLP-1) Agonists, Semaglutide, or Tirzepatide for the Treatment of Obesity (Phase 2): Incremental Postprandial Triglycerides (TG)(Mean) = 43.81 percent change (Standard Deviation, 92.373); Incremental Postprandial Triglycerides (TG)(Mean) = -51.91 percent change (Standard Deviation, 72.293)
• A Phase II Study to Evaluate the Delay in Ovulation Following Oral Levonorgestrel Plus Meloxicam Compared to Placebo in Obese But Normal Menstruating Women (Phase 2): Interval From First Dose to Evidence of Ovulation.(Mean) = 2.67 Number of days (Standard Deviation, 1.53); Interval From First Dose to Evidence of Ovulation.(Mean) = 4.0 Number of days (Standard Deviation, 0)
• A Phase 2, Parallel-Group, Double-Blind Study to Investigate Weight Management With LY3841136 Compared With Placebo in Adult Participants With Obesity or Overweight (Phase 2): Percent Change From Baseline in Body Weight at Week 48(Least Squares Mean) = -0.4 percent change (Standard Error, 0.91); Percent Change From Baseline in Body Weight at Week 48(Least Squares Mean) = -9.4 percent change (Standard Error, 1.60)

These indexed results are contextual benchmarks, not direct head-to-head evidence. Population, treatment line, endpoint definitions, follow-up and analysis sets may differ. Their value is to clarify the type and magnitude of evidence already visible in the competitive landscape.

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Asset and sponsor context

Drug & Asset context: BL0175 (Phase 2; ER)

Company & Deal Intelligence context: Shanghai Best-Link Bioscience LLC — China — http://bestlinkbio.com/

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 decide 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.
• Sequencing evidence: comparative data after the most 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 probability of success before a headline data release.

Bottom line

NCT07658183 is a focused lens on Human epidermal growth factor 2 negative carcinoma of breast development. Its value will be determined by whether BL0175 can convert the current design into evidence that is clinically meaningful, operationally credible and differentiated from indexed benchmark readouts.

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