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Trial · NCT03032510

Efficacy and Safety Study of Eravacycline Compared With Ertapenem in Participants With Complicated Urinary Tract Infections

NCT03032510, Phase 3, Completed, Tetraphase Pharmaceuticals, Inc; results first posted 2019-10-02

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Efficacy and Safety Study of Eravacycline Compared With Ertapenem in Participants With Complicated Urinary Tract Infections. Trials, record NCT03032510. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03032510

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Trial

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

Title
Efficacy and Safety Study of Eravacycline Compared With Ertapenem in Participants With Complicated Urinary Tract Infections
NCT number
NCT03032510
Status
Completed
Phases
Phase 3
Enrollment
1,205 participants, actual
Lead sponsor
Tetraphase Pharmaceuticals, Inc
Conditions
Complicated Urinary Tract Infections
Interventions
Eravacycline, Ertapenem, Placebo, Levofloxacin
First posted
2017-01-26
Last updated
2022-01-06
Results first posted
2019-10-02

Source ClinicalTrials.gov

Registered outcomes3

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

ListOutcomeTime frameDescription
PrimaryProportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitEnd of Infusion
This was the co-primary outcome measure for the Food and Drug Administration (FDA). The primary objective was to demonstrate the non-inferiority (NI) of eravacycline to ertapenem in responder outcome, which was derived from both clinical and microbiological responses, in the micro-ITT population. Clinical responses were either cure, failure, or indeterminate/missing; microbiological responses were characterized programmatically as either success, failure, or indeterminate/missing. Clinical cure was defined as complete resolution or significant improvement of signs or symptoms of the infection; microbiological success was a reduction of the baseline pathogen(s) to \<10\^4 colony-forming units/milliliter (CFU/mL). An outcome of Responder required a clinical response of cure and a microbiological response of success. Any other combination of the clinical and microbiological responses was considered either Non-responder or Indeterminate.
PrimaryProportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitTOC visit (14-17 days after randomization)
This was the co-primary outcome measure for the Food and Drug Administration (FDA). The primary objective was to demonstrate the non-inferiority (NI) of eravacycline to ertapenem in responder outcome, which was derived from both clinical and microbiological responses, in the micro-ITT population. Clinical responses were either cure, failure, or indeterminate/missing; microbiological responses were characterized programmatically as either success, failure, or indeterminate/missing. Clinical cure was defined as complete resolution or significant improvement of signs or symptoms of the infection; microbiological success was a reduction of the baseline pathogen(s) to \<10\^4 colony-forming units/milliliter (CFU/mL). An outcome of responder required a clinical response of cure and a microbiological response of success. Any other combination of the clinical and microbiological responses was considered either Non-responder or Indeterminate.
SecondaryProportion of Participants in the ITT Population With Favorable Clinical Outcomes at TOC VisitTOC visit (14-17 days after randomization)
Clinical cure: A complete resolution or significant improvement of signs or symptoms of the infection such that no rescue/non-study antibacterial medication was required to treat the cUTI that presented at study entry. Clinical failure: Subjects were classified as clinical failure in the event of * Death related to cUTI at any timepoint * Persistence of clinical symptoms of cUTI or new symptoms developed * Initiation of rescue/non-study antibacterial medication for cUTI Indeterminate: Study data were listed as indeterminate if the outcome was other than clinical cure or clinical failure. The reason for an indeterminate designation had to be provided Missing: Study data were listed as missing if the Investigator did not complete an assessment or if the subject did not complete the study visit.

Outcomes3

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYProportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitEnd of Infusion
micro-ITT included all participants in the ITT population who had at least 1 baseline bacterial pathogen from a urine or blood culture that caused a urinary tract infection (UTI) against which eravacycline and ertapenem had expected antibacterial activity.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYProportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitTOC visit (14-17 days after randomization)
micro-ITT included all participants in the ITT population who had at least 1 baseline bacterial pathogen from a urine or blood culture that caused a urinary tract infection (UTI) against which eravacycline and ertapenem had expected antibacterial activity.
ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYProportion of Participants in the ITT Population With Favorable Clinical Outcomes at TOC VisitTOC visit (14-17 days after randomization)ITT included all randomized participants, regardless of receiving study drug or not.ParticipantsCOUNT_OF_PARTICIPANTS

Results by group18

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

OutcomeGroupCategoryValueSpreadUnits
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitEravacycline (Intravenous)Responder363Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitErtapenem (Intravenous)Responder382Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitEravacycline (Intravenous)Non-responder51Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitErtapenem (Intravenous)Non-responder7Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitEravacycline (Intravenous)Indeterminate14Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the EOI VisitErtapenem (Intravenous)Indeterminate14Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitEravacyclineResponder293Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitErtapenemResponder302Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitEravacyclineNon-responder116Participants
Proportion of Participants in the Micro-ITT Population Demonstrating Clinical Cure and Microbiologic Success at the Test-Of-Cure (TOC) VisitErtapenemNon-responder86Participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDEravacycline (Intravenous)/Levofloxacin (Oral)603
Overall StudySTARTEDErtapenem (Intravenous)/Levofloxacin (Oral)602
Overall StudyCOMPLETEDEravacycline (Intravenous)/Levofloxacin (Oral)576
Overall StudyCOMPLETEDErtapenem (Intravenous)/Levofloxacin (Oral)584
Overall StudyNOT COMPLETEDEravacycline (Intravenous)/Levofloxacin (Oral)27
Overall StudyNOT COMPLETEDErtapenem (Intravenous)/Levofloxacin (Oral)18

Adverse events48

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNauseaGastrointestinal disordersEravacycline (Intravenous)84601
otherNauseaGastrointestinal disordersErtapenem (Intravenous)10600
otherVomitingGastrointestinal disordersEravacycline (Intravenous)31601
otherVomitingGastrointestinal disordersErtapenem (Intravenous)4600
otherInfusion site phlebitisGeneral disordersEravacycline (Intravenous)24601
otherInfusion site phlebitisGeneral disordersErtapenem (Intravenous)3600
otherDiarrhoeaGastrointestinal disordersEravacycline (Intravenous)18601
otherDiarrhoeaGastrointestinal disordersErtapenem (Intravenous)17600
otherHeadacheGeneral disordersEravacycline (Intravenous)17601
otherHeadacheGeneral disordersErtapenem (Intravenous)18600

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityEravacycline (Intravenous)3601
Total, all-cause mortalityErtapenem (Intravenous)2600
Total, other adverse eventsEravacycline (Intravenous)174601
Total, other adverse eventsErtapenem (Intravenous)52600
Total, serious adverse eventsEravacycline (Intravenous)11601
Total, serious adverse eventsErtapenem (Intravenous)6600

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 comparisons2

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

ComparisonSource
Eravacycline (Intravenous) vs Ertapenem (Intravenous): deaths from any causeTrial comparisons
Eravacycline (Intravenous) vs Ertapenem (Intravenous): serious adverse eventsTrial comparisons

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/NCT03032510

GET https://conductscience.org/api/trials/v1/NCT03032510/events?page=2