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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.
Clinical phase
Recruitment status
Planned enrollment
Primary-completion proxy
NCT04150757 evaluates Ketamine Hydrochloride in Vaso-occlusive crisis. The disclosed sponsor is New York City Health & Hospitals Corp., the design is Interventional, and the geographic footprint is United States. The first listed primary endpoint is Change in Pain Score Using Wong Baker/FACES (age<11yr), assessed over 30 minutes.
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.
Clinical Trials MCP clinical_trial_fetch retrieved the design, outcomes, phase, status, enrollment, sponsor, countries and timing for NCT04150757 and selected peers. clinical_trial_result_fetch supplied detailed result records from the wider Vaso-occlusive crisis landscape. Drug & Asset MCP drug_fetch was queried for Ketamine Hydrochloride, while Company & Deal Intelligence MCP organization_fetch was queried for New York City Health & Hospitals Corp..
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 | Asset / intervention | Phase / status | Sponsor | Geography | Primary endpoint | Readout proxy |
|---|---|---|---|---|---|---|
| NCT04150757 | Ketamine Hydrochloride | Phase 3 / Terminated | New York City Health & Hospitals Corp. | United States | Change in Pain Score Using Wong Baker/FACES (age<11yr) 30 minutes | 2020-10-01 |
| NCT05451940 | Epoetin Alfa | Phase 1/2 / Completed | University of Pittsburgh | United States, Nigeria | Percentage of Participants With Hemoglobin (Hb) Response Baseline to 12 weeks | 2024-12-13 |
| NCT05445128 | GRO beta | Phase 2 / Terminated | Ensoma, Inc. | United States | Apheresis Collection Yield Up to 2 days | 2022-12-08 |
| NCT05434000 | Hydroxycarbamide | Not Applicable / Recruiting | Sponsor not reported | Nigeria | Reach 1 year | 2025-07-31 |
| NCT05431088 | Osivelotor | Phase 2/3 / Recruiting | Pfizer Inc. | Saudi Arabia, United States, Brazil, United Kingdom, Nigeria, Kenya, India | Part A Through week 12 | 2030-12-30 |
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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NCT04150757 is a Phase 3, terminated study with not reported planned participants. Allocation is Non-Randomized, masking is None (Open Label), and the intervention model is Single Group Assignment.
The primary endpoint is “Change in Pain Score Using Wong Baker/FACES (age<11yr)” over “30 minutes.” The retrieved endpoint description is: Change in pain rating from baseline to 30 minutes after initial administration of Ketamine. Pain assessments will be made using the Wong Baker FACES scale for children aged 10 years and younger. The Wong Baker/FACES scale is scored in multiples of 2 (each associated with a facial reaction), starting from a minimum of 0 to a maximum of 10..
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.
0 recent result records were selected as contextual evidence for Vaso-occlusive crisis. These records do not establish direct evidence for NCT04150757 unless the registration number matches.
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.
Ketamine Hydrochloride is indexed as Small molecule drug with NMDA receptor biology and a global stage of Approved. The asset profile lists Endo International Plc as an originator or developer.
New York City Health & Hospitals Corp. is indexed in an unreported country with the website http://nychealthandhospitals.org. NYC Health + Hospitals is an interconnected system of hospitals, health care centers, nursing homes, and home care. The record lists an unreported number of 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.
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.
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.
Anchor trial: NCT04150757
Protocol source: https://clinicaltrials.gov/study/NCT04150757
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.
Ketamine Hydrochloride in Vaso-occlusive crisis is best understood through the interaction of protocol design, surrounding readouts, asset context and sponsor execution. The current record makes Change in Pain Score Using Wong Baker/FACES (age<11yr) and 2020-10-01 the leading decision points.

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