Last reviewed · How we verify

NCT06959537

A Phase Ib Study of Novel Combination (New) of Low Dose Oral CyclophoSphamide (s) to Potentiate Axatilimab (A) + Retifanlimab (R) in Treating Metastatic Triple Negative Breast Cancer (TNBC)

Recruiting now Phase 1 Last updated 10 November 2025
What this trial tests

Phase 1 trial testing Cyclophosphamide in Breast Cancer in 24 participants. Currently enrolling.

Timeline
13 August 2025
Primary endpoint
31 January 2027
31 January 2029

Quick facts

Lead sponsorM.D. Anderson Cancer Center
PhasePhase 1
StatusRecruiting now
Study typeINTERVENTIONAL
Allocationna
Designsingle group
Maskingnone
Primary purposetreatment
Enrollment24
Start date13 August 2025
Primary completion31 January 2027
Estimated completion31 January 2029
Sites1 location across United States

Drugs / interventions tested

Conditions studied

Sponsor

M.D. Anderson Cancer Center — full company profile →

Who can join

18 and older, any sex, with Breast Cancer. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The goal of this clinical research study is to find the best dose of the drugs cyclophosphamide and axatilimab that can be given in combination with the standard dose of retifanlimab to patients with metastatic TNBC.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

  1. Anti-CSF-1R therapy with combined immuno-chemotherapy coordinate an adaptive immune response to eliminate macrophage enriched triple negative breast cancers.
    Pedroza DA, Yuan X, Liu F, Chan HL, et al · · 2026 · PMID 41484081 · DOI 10.1038/s41467-025-67964-2

Verify or expand the search:

Other trials of Cyclophosphamide

Trials testing the same drug.

Other recruiting trials for Breast Cancer

Currently open trials in the same condition.

Other M.D. Anderson Cancer Center trials

Trials by the same sponsor.

Verify against primary sources

Data sources for this page

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT06959537.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing