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Trial · NCT04793399

Safety and Efficacy Evaluation of Bosutinib Plus Atezolizumab in Newly Diagnosed Chronic Leukemia Adult Patients

NCT04793399, Phase 1, Phase 2, Terminated, Fundacion Espanola para la Curacion de la Leucemia Mieloide Cronica; results first posted 2024-03-12

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Safety and Efficacy Evaluation of Bosutinib Plus Atezolizumab in Newly Diagnosed Chronic Leukemia Adult Patients. Trials, record NCT04793399. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04793399

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Safety and Efficacy Evaluation of Bosutinib Plus Atezolizumab in Newly Diagnosed Chronic Leukemia Adult Patients
NCT number
NCT04793399
Status
Terminated
Phases
Phase 1, Phase 2
Enrollment
9 participants, actual
Lead sponsor
Fundacion Espanola para la Curacion de la Leucemia Mieloide Cronica
Conditions
Chronic Phase-Chronic Myeloid Leukemia
Interventions
Bosutinib 400 MG Monotherapy, Bosutinib 400 MG + Atezolizumab 840 MG in 14 ML Injection
First posted
2021-03-11
Last updated
2024-03-19
Results first posted
2024-03-12

Source ClinicalTrials.gov

Registered outcomes18

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimarySafety Profile of Bosutinib 400 mg Daily in Combination With Atezolizumab in Participants With Chronic Myeloid Leukemia as First Line Treatmentsthrough study completion, up to 7 monthsAll Adverse Events, despite their severity or causal relationship with the study medication, will be reported, graded according CTCAE v5.0 and analyzed.
SecondaryTo Evaluate the Molecular Response (MR) Rates7 monthsRatio of patients that reach a Molecular response
SecondaryPercentage of Participants Alive7 monthsPercentage of patients that remain alive at different time-points over the total number or patients
SecondaryNumber of Confirmed MR4 and MR4.57 monthsTotal number of patients that reach Molecular response 4 (MR4) and Molecular Response 4.5 (MR4.5)
SecondaryThe Rate of Confirmed MR4 and MR4.57 monthsRatio of patients that reach MR4 and MR4.5
SecondaryNumber of Complete Cytogenetic Responses (CCyR)7 monthsNumber of patients that reach a Complete Cytogenetic Responses (CCyR)
SecondaryThe Rate of Complete Cytogenetic Response (CCyR)7 monthsRatio of patients that reach a Complete Cytogenetic Responses (CCyR)
SecondaryDays to Response (CCyR, MMR, MR4, MR4.5)7 monthsNumber of days lasted since the beginning of the treatment upt to reach molecular response.
SecondaryThe Median Time to Response (CCyR, MMR, MR4, MR4.5)7 monthsAverage elapsed time measured for all included patients since the beginning of the treatment up until reach measurable cytogenetic or molecular response
SecondaryProbability of Response (CCyR, MMR, MR4, MR4.5)7 monthsThe overall estimated probability of reaching complete cytogenetic response or molecular response MMR, MR4 or MR4.5

Outcomes18

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYSafety Profile of Bosutinib 400 mg Daily in Combination With Atezolizumab in Participants With Chronic Myeloid Leukemia as First Line Treatmentsthrough study completion, up to 7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol for safety reasons were reached. Therefore no sufficient data were obtained to conduct an efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes.
Total No Adverse events recordedNUMBER
SECONDARYTo Evaluate the Molecular Response (MR) Rates7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYPercentage of Participants Alive7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYNumber of Confirmed MR4 and MR4.57 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYThe Rate of Confirmed MR4 and MR4.57 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYNumber of Complete Cytogenetic Responses (CCyR)7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYThe Rate of Complete Cytogenetic Response (CCyR)7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYDays to Response (CCyR, MMR, MR4, MR4.5)7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYThe Median Time to Response (CCyR, MMR, MR4, MR4.5)7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).
SECONDARYProbability of Response (CCyR, MMR, MR4, MR4.5)7 months
The study had to be prematurely terminated due to drug toxicity; the stopping rules detailed in the protocol were reached. Therefore no sufficient data were obtained to conduct the planned efficacy analysis. No study subjects could be analysed for any of the efficacy outcomes. Study has to be prematurely terminated and the analysis could not be done due to lack of data (n=0 Participants).

Results by group1

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Safety Profile of Bosutinib 400 mg Daily in Combination With Atezolizumab in Participants With Chronic Myeloid Leukemia as First Line TreatmentsBosutinib-Atezolizumab Combination55Total No Adverse events recorded

Participant flow3

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDBosutinib-Atezolizumab Combination9
Overall StudyCOMPLETEDBosutinib-Atezolizumab Combination4
Overall StudyNOT COMPLETEDBosutinib-Atezolizumab Combination5

Adverse events17

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersBosutinib-Atezolizumab Combination7910
otherVomitingGastrointestinal disordersBosutinib-Atezolizumab Combination395
otherNauseaGastrointestinal disordersBosutinib-Atezolizumab Combination494
otherAbdominal discomfortMusculoskeletal and connective tissue disordersBosutinib-Atezolizumab Combination191
otherAbdominal painMusculoskeletal and connective tissue disordersBosutinib-Atezolizumab Combination191
otherAbdominal pain upperMusculoskeletal and connective tissue disordersBosutinib-Atezolizumab Combination191
otherBlood bilirubin increasedHepatobiliary disordersBosutinib-Atezolizumab Combination191
otherHeadacheNervous system disordersBosutinib-Atezolizumab Combination191
otherRashSkin and subcutaneous tissue disordersBosutinib-Atezolizumab Combination191
otherPyrexiaGeneral disordersBosutinib-Atezolizumab Combination191

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityBosutinib-Atezolizumab Combination09
Total, other adverse eventsBosutinib-Atezolizumab Combination99
Total, serious adverse eventsBosutinib-Atezolizumab Combination49

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT04793399

GET https://conductscience.org/api/trials/v1/NCT04793399/registered