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Trial · NCT03296800

Study to Evaluate Effects of Probenecid, Rifampin and Verapamil on Bexagliflozin in Healthy Subjects

NCT03296800, Phase 1, Completed, Theracos; results first posted 2021-04-27

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Study to Evaluate Effects of Probenecid, Rifampin and Verapamil on Bexagliflozin in Healthy Subjects. Trials, record NCT03296800. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03296800

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Trial

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

Title
Study to Evaluate Effects of Probenecid, Rifampin and Verapamil on Bexagliflozin in Healthy Subjects
NCT number
NCT03296800
Status
Completed
Phases
Phase 1
Enrollment
48 participants, actual
Lead sponsor
Theracos
Conditions
Type 2 Diabetes Mellitus
Interventions
Bexagliflozin, Probenecid, Rifampin, Verapamil
First posted
2017-09-28
Last updated
2021-07-01
Results first posted
2021-04-27

Source ClinicalTrials.gov

Registered outcomes5

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

ListOutcomeTime frameDescription
PrimaryCmax (Maximum Observed Plasma Concentration)Up to 48 hours
Whole venous blood samples of 3 mL were collected from a peripheral vein prior to dosing and at 1, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, and 48 h after administration of bexagliflozin; On Day 1 and Day 5 for Study 1, Day 1 and Day 6 for Study 2, Day 1 and Day 4 for Study 3. The pharmacokinetic parameters were estimated from the bexagliflozin plasma concentration data for each subject by non-compartmental analysis (NCA).
PrimaryTmax (Time of Maximum Observed Plasma Concentration)Up to 48 hours
Whole venous blood samples of 3 mL were collected from a peripheral vein prior to dosing and at 1, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, and 48 h after administration of bexagliflozin; On Day 1 and Day 5 for Study 1, Day 1 and Day 6 for Study 2, Day 1 and Day 4 for Study 3. The pharmacokinetic parameters were estimated from the bexagliflozin plasma concentration data for each subject by non-compartmental analysis (NCA).
PrimaryT1/2 (Apparent Terminal Elimination Half-life)Up to 48 hours
Whole venous blood samples of 3 mL were collected from a peripheral vein prior to dosing and at 1, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, and 48 h after administration of bexagliflozin; On Day 1 and Day 5 for Study 1, Day 1 and Day 6 for Study 2, Day 1 and Day 4 for Study 3. The pharmacokinetic parameters were estimated from the bexagliflozin plasma concentration data for each subject by non-compartmental analysis (NCA).
PrimaryAUC0-inf (Area Under the Plasma Concentration-time Curve From Time 0 to Infinity)Up to 48 hours
Whole venous blood samples of 3 mL were collected from a peripheral vein prior to dosing and at 1, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, and 48 h after administration of bexagliflozin; On Day 1 and Day 5 for Study 1, Day 1 and Day 6 for Study 2, Day 1 and Day 4 for Study 3. The pharmacokinetic parameters were estimated from the bexagliflozin plasma concentration data for each subject by non-compartmental analysis (NCA).
SecondaryUrinary Glucose Excretion 0-48 hr0 to 48 hours
Pre-dose urine samples were collected from -12 to 0 h for baseline measurement of pharmacodynamic parameters. Post-dose urine samples were collected without preservative in four batches: 0 to 12 h, 12 to 24 h, 24 to 36h, and 36 to 48 h after dosing. Urine aliquots were prepared from well mixed collections for the assessment of pharmacodynamics.

Outcomes5

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYCmax (Maximum Observed Plasma Concentration)Up to 48 hoursng/mLGEOMETRIC_MEAN
PRIMARYTmax (Time of Maximum Observed Plasma Concentration)Up to 48 hourshoursMEDIAN
PRIMARYT1/2 (Apparent Terminal Elimination Half-life)Up to 48 hourshoursGEOMETRIC_MEAN
PRIMARYAUC0-inf (Area Under the Plasma Concentration-time Curve From Time 0 to Infinity)Up to 48 hoursAUC0-t (from time 0 to time T) was used instead of AUC0-inf for Study 2 since AUC0-inf was not reportedhr*ng/mLGEOMETRIC_MEAN
SECONDARYUrinary Glucose Excretion 0-48 hr0 to 48 hoursOnly subjects with data in the specific category is includedgMEAN

Results by group66

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

OutcomeGroupCategoryValueSpreadUnits
Cmax (Maximum Observed Plasma Concentration)Study 1: Bexagliflozin Alone161.675Geometric Coefficient of Variation 28.673ng/mL
Cmax (Maximum Observed Plasma Concentration)Study 1: Bexagliflozin and Probenecid193.366Geometric Coefficient of Variation 22.098ng/mL
Cmax (Maximum Observed Plasma Concentration)Study 2: Bexagliflozin Alone97.811Geometric Coefficient of Variation 53.903ng/mL
Cmax (Maximum Observed Plasma Concentration)Study 2: Bexagliflozin and Rifampin117.001Geometric Coefficient of Variation 60.097ng/mL
Cmax (Maximum Observed Plasma Concentration)Study 3: Bexagliflozin Alone159.355Geometric Coefficient of Variation 35.396ng/mL
Cmax (Maximum Observed Plasma Concentration)Study 3: Bexagliflozin and Verapamil169.000Geometric Coefficient of Variation 24.727ng/mL
Tmax (Time of Maximum Observed Plasma Concentration)Bexagliflozin/ProbenecidBexagliflozin alone2.000Full Range 2.000 to 4.000hours
Tmax (Time of Maximum Observed Plasma Concentration)Bexagliflozin/RifampinBexagliflozin alone2.000Full Range 2.000 to 4.083hours
Tmax (Time of Maximum Observed Plasma Concentration)Bexagliflozin/VerapamilBexagliflozin alone3.0Full Range 2.000 to 8.000hours
Tmax (Time of Maximum Observed Plasma Concentration)Bexagliflozin/ProbenecidBexagliflozin + additional drug3.000Full Range 2.000 to 4.017hours

Participant flow9

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDBexagliflozin, Then Probenecid, Then Bexagliflozin and Probenecid16
Overall StudySTARTEDBexagliflozin, Then Rifampin, Then Bexagliflozin and Refampin16
Overall StudySTARTEDBexagliflozin, Then Verapamil and Bexagliflozin16
Overall StudyCOMPLETEDBexagliflozin, Then Probenecid, Then Bexagliflozin and Probenecid16
Overall StudyCOMPLETEDBexagliflozin, Then Rifampin, Then Bexagliflozin and Refampin16
Overall StudyCOMPLETEDBexagliflozin, Then Verapamil and Bexagliflozin16
Overall StudyNOT COMPLETEDBexagliflozin, Then Probenecid, Then Bexagliflozin and Probenecid0
Overall StudyNOT COMPLETEDBexagliflozin, Then Rifampin, Then Bexagliflozin and Refampin0
Overall StudyNOT COMPLETEDBexagliflozin, Then Verapamil and Bexagliflozin0

Adverse events24

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrheaGastrointestinal disordersStudy 1: Bexagliflozin Alone0160
otherDiarrheaGastrointestinal disordersStudy 1: Bexagliflozin and Probenecid1161
otherDiarrheaGastrointestinal disordersStudy 2: Bexagliflozin Alone0160
otherDiarrheaGastrointestinal disordersStudy 2: Bexagliflozin and Rrifampin0160
otherDiarrheaGastrointestinal disordersStudy 3: Bexagliflozin Alone0160
otherDiarrheaGastrointestinal disordersStudy 3: Bexagliflozin and Verapamil0160
otherGastrointestinal sounds abnormalGastrointestinal disordersStudy 1: Bexagliflozin Alone0160
otherGastrointestinal sounds abnormalGastrointestinal disordersStudy 1: Bexagliflozin and Probenecid1161
otherGastrointestinal sounds abnormalGastrointestinal disordersStudy 2: Bexagliflozin Alone0160
otherGastrointestinal sounds abnormalGastrointestinal disordersStudy 2: Bexagliflozin and Rrifampin0160

Adverse event totals18

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityStudy 1: Bexagliflozin Alone016
Total, all-cause mortalityStudy 1: Bexagliflozin and Probenecid016
Total, all-cause mortalityStudy 2: Bexagliflozin Alone016
Total, all-cause mortalityStudy 2: Bexagliflozin and Rrifampin016
Total, all-cause mortalityStudy 3: Bexagliflozin Alone016
Total, all-cause mortalityStudy 3: Bexagliflozin and Verapamil016
Total, other adverse eventsStudy 1: Bexagliflozin Alone016
Total, other adverse eventsStudy 1: Bexagliflozin and Probenecid116
Total, other adverse eventsStudy 2: Bexagliflozin Alone016
Total, other adverse eventsStudy 2: Bexagliflozin and Rrifampin016

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/NCT03296800

GET https://conductscience.org/api/trials/v1/NCT03296800/results?page=2