Fludarabine Phosphate in Recurrent Acute Leukemia: NCT07583303 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: 18 September 2026. This strategic research report is not medical, regulatory or investment advice. Trial status and dates can change.
Phase 1
Clinical phase
Not yet recruiting
Recruitment status
19
Planned enrollment
2027-04-16
Primary-completion proxy
Executive view
NCT07583303 evaluates Fludarabine Phosphate in Recurrent Acute Leukemia. The disclosed sponsor is City of Hope National Medical Center, the design is Interventional, and the geographic footprint is United States. The first listed primary endpoint is Incidence of dose-limiting toxicity, assessed over From the start of the infusion on day 0 through day 28.
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 NCT07583303 and selected peers. clinical_trial_result_fetch supplied detailed result records from the wider Recurrent Acute Leukemia landscape. Drug & Asset MCP drug_fetch was queried for Fludarabine Phosphate, while Company & Deal Intelligence MCP organization_fetch was queried for City of Hope National Medical Center.
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 |
|---|---|---|---|---|---|---|
| NCT07583303 | Fludarabine Phosphate | Phase 1 / Not yet recruiting | City of Hope National Medical Center | United States | Incidence of dose-limiting toxicity From the start of the infusion on day 0 through day 28 | 2027-04-16 |
| NCT07597941 | Lisaftoclax | Phase 2/3 / Not yet recruiting | Sponsor not reported | Geography not reported | the rate of Differentiation Syndrom the induction regimen (21 days to 28 days) | 2028-06-01 |
| NCT07591649 | Fludarabine Phosphate | Phase 1/2 / Recruiting | University of Minnesota Masonic Cancer Center | United States | Maximum tolerated dose (MTD) 1 year | 2030-03-01 |
| NCT07588360 | Busulfan | Not Applicable / Recruiting | Fujian Medical University Union Hospital | China | Overall Survival (OS) 3 years after transplantation | 2028-10-20 |
| NCT07584889 | CD19-CAR.p40-T Cells (Shenzhen University General Hospital) | Phase 1/2 / Recruiting | Shenzhen University General Hospital | China | TEAEs From date of initial treatment to the 30 days after treatment | 2029-04-19 |
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
NCT07583303 is a Phase 1, not yet recruiting study with 19 planned participants. Allocation is N/A, masking is None (Open Label), and the intervention model is Single Group Assignment.
The primary endpoint is “Incidence of dose-limiting toxicity” over “From the start of the infusion on day 0 through day 28.” The retrieved endpoint description is: Dose-limiting toxicity (DLT) will be assessed using the National Cancer Institute (NCI)'s Common Terminology Criteria for Adverse Events (CTCAE) version 5.0. Adverse events will be coded according to the Medical Dictionary for Regulatory Activities. Each adverse event will be counted once per patient. Separate tables and listings will present treatment-emergent adverse events (TEAEs), Serious Adverse Events (SAEs), Adverse Events of Special Interest (AESI), and dose-limiting toxicities (DLT). Tables will include system organ class, high-level term, and severity grade. Listings will also include treatment interru….
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 19 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 Recurrent Acute Leukemia. These records do not establish direct evidence for NCT07583303 unless the registration number matches.
Vyxeos for Induction of Newly Diagnosed Low- or Intermediate-risk AML Patients, Age 18-70. A Pilot Study
Phase 2; n=20; Response Rate for Low/Intermediate Risk Acute Myeloid Leukemia (AML) After Induction With Vyxeos With or Without Mylotarg. = 6 Participants ; Response Rate for Low/Intermediate Risk Acute Myeloid Leukemia (AML) After Induction With Vyxeos With or Without Mylotarg. = 13 Participants Source: https://clinicaltrials.gov/ct2/show/results/NCT05599360
Dordaviprone Maintenance After Allogeneic HCT for High‐Risk Acute Myeloid Leukemia and Myelodysplastic Neoplasm
Phase 1; n=20; AE(Grade ≥ 3) = 45.0 % Source: https://pubmed-ncbi-nlm-nih-gov.libproxy1.nus.edu.sg/42359621/
A Phase II Study of CPX-351 in Younger Patients < 60 Years Old With Secondary Acute Myeloid Leukemia
Phase 2; n=21; CR = 8 Participants Source: https://clinicaltrials.gov/ct2/show/results/NCT04269213
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
Fludarabine Phosphate is indexed as Small molecule drug with Pol III x RNA polymerase II x RNRs biology and a global stage of Approved. The asset profile lists Southern Research Institute as an originator or developer.
City of Hope National Medical Center is indexed in United States with the website http://www.cityofhope.org. City of Hope is a cancer research and treatment non-profit organization specializing in diabetes and other life-threatening illnesses. The record lists 103 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 Fludarabine Phosphate 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: NCT07583303
Protocol source: https://clinicaltrials.gov/study/NCT07583303
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: 18 September 2026.
Fludarabine Phosphate in Recurrent Acute Leukemia is best understood through the interaction of protocol design, surrounding readouts, asset context and sponsor execution. The current record makes Incidence of dose-limiting toxicity and 2027-04-16 the leading decision points.
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