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Trial · NCT04631029

Testing the Addition of an Anti-cancer Drug, Entinostat, to the Usual Chemotherapy and Immunotherapy Treatment (Atezolizumab, Carboplatin and Etoposide) for Previously Untreated Aggressive Lung Cancer That Has Spread

NCT04631029, Phase 1, Completed, National Cancer Institute (NCI); results first posted 2023-06-27

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Testing the Addition of an Anti-cancer Drug, Entinostat, to the Usual Chemotherapy and Immunotherapy Treatment (Atezolizumab, Carboplatin and Etoposide) for Previously Untreated Aggressive Lung Cancer That Has Spread. Trials, record NCT04631029. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04631029

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Trial

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

Title
Testing the Addition of an Anti-cancer Drug, Entinostat, to the Usual Chemotherapy and Immunotherapy Treatment (Atezolizumab, Carboplatin and Etoposide) for Previously Untreated Aggressive Lung Cancer That Has Spread
NCT number
NCT04631029
Status
Completed
Phases
Phase 1
Enrollment
3 participants, actual
Lead sponsor
National Cancer Institute (NCI)
Conditions
Extensive Stage Lung Small Cell Carcinoma, Malignant Solid Neoplasm, Metastatic Malignant Neoplasm in the Brain
Interventions
Atezolizumab, Carboplatin, Entinostat, Etoposide
First posted
2020-11-17
Last updated
2025-10-03
Results first posted
2023-06-27

Source ClinicalTrials.gov

Registered outcomes4

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

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Dose Limiting ToxicitiesUp to 21 daysThe Bayesian optimal interval (BOIN) design will be used to find the MTD based on safety as determined by dose limiting toxicities.
PrimaryNumber of Participants Experiencing Grade 3 and 4 Adverse EventsUp to 30 daysDefined by Common Terminology Criteria for Adverse Events version 5.0. Will be summarized by frequency and magnitude.
PrimaryNumber of Participants Who Received 3 or More Cycles of the Combination of Entinostat, Atezolizumab, Carboplatin, and EtoposideUp to cycle 4 (1 cycle = 21 days)The proportion of participants who received 3 or more cycles of the combination, will be calculated with a 90% confidence interval.
SecondaryProgression Free Survival (PFS) RateUp to 2 months
Defined as the proportion of patients alive and without disease progression. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions. Will be estimated with a 90% confidence interval. The Kaplan Meier estimator will be used to estimate survival curves.

Outcomes4

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Dose Limiting ToxicitiesUp to 21 daysParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants Experiencing Grade 3 and 4 Adverse EventsUp to 30 daysParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYNumber of Participants Who Received 3 or More Cycles of the Combination of Entinostat, Atezolizumab, Carboplatin, and EtoposideUp to cycle 4 (1 cycle = 21 days)ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYProgression Free Survival (PFS) RateUp to 2 monthsParticipantsCOUNT_OF_PARTICIPANTS

Results by group9

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

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Dose Limiting ToxicitiesDose Level 1Completed Dose Level 1 without a dose-limiting toxicity1Participants
Number of Participants With Dose Limiting ToxicitiesDose Level 1Experienced a dose limiting toxicity in Dose Level 12Participants
Number of Participants Experiencing Grade 3 and 4 Adverse EventsDose Level 1Grade 3 Adverse Events3Participants
Number of Participants Experiencing Grade 3 and 4 Adverse EventsDose Level 1Grade 4 Adverse Events2Participants
Number of Participants Who Received 3 or More Cycles of the Combination of Entinostat, Atezolizumab, Carboplatin, and EtoposideDose Level 1Received 3 or more cycles0Participants
Number of Participants Who Received 3 or More Cycles of the Combination of Entinostat, Atezolizumab, Carboplatin, and EtoposideDose Level 1Received 1 or 2 cycles3Participants
Progression Free Survival (PFS) RateDose Level 1Alive without Disease Progression0Participants
Progression Free Survival (PFS) RateDose Level 1Deceased by 2 months1Participants
Progression Free Survival (PFS) RateDose Level 1Withdrew by 2 months2Participants

Participant flow3

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDDose Level 13
Overall StudyCOMPLETEDDose Level 13
Overall StudyNOT COMPLETEDDose Level 10

Adverse events34

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherActivated partial thromboplastin time prolongedInvestigationsDose Level 113
otherAnemiaBlood and lymphatic system disordersDose Level 133
otherAtrial fibrillationCardiac disordersDose Level 113
otherCoughRespiratory, thoracic and mediastinal disordersDose Level 113
otherCreatine kinase increasedInvestigationsDose Level 113
otherCreatinine increasedInvestigationsDose Level 113
otherDehydrationMetabolism and nutrition disordersDose Level 113
otherDyspneaRespiratory, thoracic and mediastinal disordersDose Level 113
otherGastroesophageal reflux disease (GERD)Gastrointestinal disordersDose Level 113
otherHypertensionVascular disordersDose Level 123

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityDose Level 113
Total, other adverse eventsDose Level 133
Total, serious adverse eventsDose Level 133

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
37555284DERIVED

Source PubMed

Grants1

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.

ProjectTitlePrincipal investigatorsOrganizationFunderFiscal years
UM1CA186691The Johns Hopkins Translational Science Team and Consortium for ETCTN StudiesCARDUCCI, MICHAEL A; BEUMER, JAN HENDRIK; GENTZLER, RYAN; LIU, GLENN; MESSERSMITH, WELLS A.; RUIZ, JIMMYJOHNS HOPKINS UNIVERSITYNATIONAL CANCER INSTITUTE2014 to 2025

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/NCT04631029

GET https://conductscience.org/api/trials/v1/NCT04631029/events?page=2