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Trial · NCT03803124

Effect of Tolvaptan on Renal Plasma Flow (RPF) and Glomerular Filtration Rate (GFR) in ADPKD

NCT03803124, Phase 3, Completed, Regional Hospital Holstebro

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Effect of Tolvaptan on Renal Plasma Flow (RPF) and Glomerular Filtration Rate (GFR) in ADPKD. Trials, record NCT03803124. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03803124

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Trial

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

Title
Effect of Tolvaptan on Renal Plasma Flow (RPF) and Glomerular Filtration Rate (GFR) in ADPKD
NCT number
NCT03803124
Status
Completed
Phases
Phase 3
Enrollment
20 participants, actual
Lead sponsor
Regional Hospital Holstebro
Conditions
Polycystic Kidney, Autosomal Dominant
Interventions
Tolvaptan, Placebo
First posted
2019-01-14
Last updated
2019-01-14

Source ClinicalTrials.gov

Registered outcomes13

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

ListOutcomeTime frameDescription
PrimaryRenal plasma flow (RPF)Two hours after trial medicine intakeEstimated by posterior Technetium-99m diethylenetriamine penta-acetic acid (99-mTc-DTPA) renography 2 hours after trial medicine intake. (unit of measurement= ml/min)
SecondaryCentral and brachial blood pressures (BP)Measured every 15 minutes during the examination dayMeasured using Mobil-O-Graph® PWA (unit of measurement= mmHg)
SecondaryGlomerular filtration rate (GFR)Two hours after trial medicine intakeEstimated by posterior Technetium-99m diethylenetriamine penta-acetic acid (99-mTc-DTPA) renography 2 hours after trial medicine intake. (unit of measurement= ml/min)
SecondaryFiltration fraction (FF)Two hours after trial medicine intakeEstimated by posterior Technetium-99m diethylenetriamine penta-acetic acid (99-mTc-DTPA) renography 2 hours after trial medicine intake. (unit of measurement= %)
SecondaryPlasma concentration of vasopressin (p-AVP)Measured before and 3 hours after trial medicine intakeBlood samples (unit of measurement= pg/ml)
SecondaryPlasma concentration of aldosterone (p-Aldo)Measured before and 3 hours after trial medicine intakeBlood samples (unit of measurement= pmol/ml)
SecondaryPlasma concentration of angiotensin II (p-AngII)Measured before and 3 hours after trial medicine intakeBlood samples (unit of measurement= pg/ml)
SecondaryPlasma concentration of renin (PRC)Measured before and 3 hours after trial medicine intakeBlood samples (unit of measurement= pg/ml)
SecondaryUrine excretion of aquaporin 2 (u-AQP2)Measured before and 3 hours after trial medicine intakeUrine sample (unit of measurement= ng/ml)
SecondaryUrine output (OU)Measured before and 3 hours after trial medicine intakeUrine sample (unit of measurement= ml/min)

Outcomes0

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

None in this release.

Results by group0

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

None in this release.

Participant flow0

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

None in this release.

Adverse events0

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

None in this release.

Adverse event totals0

The totals the trial posted for each group.

None in this release.

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/NCT03803124

GET https://conductscience.org/api/trials/v1/NCT03803124/registered