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Showing 25–42 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: tolvaptan Clear all
Completed Phase 2 Interventional

Multicenter, Randomized, Double-Blind, Placebo Controlled, Efficacy Study on the Effects of Tolvaptan on Left Ventricular Dilatation in Congestive Heart Failure Patients

NCT00043758
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Tolvaptan
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
35
States / cities
Tucson, Arizona • Little Rock, Arkansas • San Diego, California + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of Tolvaptan in Healthy Adults

NCT01973140
View directory record Official record
Conditions
Healthy
Interventions
Tolvaptan, Hypertonic saline infusion
Drug
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 55 Years · Male only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 27, 2016 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 4 Interventional Results available

Tolvaptan for Ascites in Cirrhotic Patients

NCT01292304
View directory record Official record
Conditions
Ascites, Cirrhosis
Interventions
Tolvaptan
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 26, 2015 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 3 Interventional Results available

Targeting Acute Congestion With Tolvaptan in Congestive Heart Failure

NCT01644331
View directory record Official record
Conditions
Heart Failure, Dyspnea
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
18
States / cities
Aurora, Colorado • Atlanta, Georgia • Gainesville, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

8-Week Study of Tolvaptan Dose Forms in Autosomal Dominant Polycystic Kidney Disease (ADPKD)

NCT01451827
View directory record Official record
Conditions
Autosomal Dominant Polycystic Kidney Disease
Interventions
Tolvaptan MR, Tolvaptan IR, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
35
States / cities
Huntsville, Alabama • Mobile, Alabama • Peoria, Arizona + 31 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2018 · Synced Sep 24, 2026, 5:37 PM EDT
Completed No phase listed Observational

Postoperative Tolvaptan Use in Left Ventricular Assist Device Implantation Patients

NCT05408104
View directory record Official record
Conditions
Heart Failure, Heart Assist Device, Hyponatremic
Interventions
tolvaptan
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 6, 2022 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 4 Interventional

Tolvaptan/Ultrafiltration in the Treatment of Acute Heart Failure

NCT01863511
View directory record Official record
Conditions
Acute Decompensated Heart Failure
Interventions
loop diuretic, tolvaptan, ultrafiltration
Drug · Procedure
Lead sponsor
The Christ Hospital
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 27, 2016 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 4 Interventional Results available

Tolvaptan For Worsening Outpatient Heart Failure: Role of Copeptin In Identifying Responders

NCT02476409
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
tolvaptan, Placebo
Drug · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 4 Interventional Results available

Tolvaptan in Hyponatremic Cancer Patients

NCT01199198
View directory record Official record
Conditions
Advanced Cancers
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Sep 24, 2026, 5:37 PM EDT
Terminated No phase listed Observational

Pharmacokinetics and Clinical Response of Tolvaptan in Neurocritical Care Patients

NCT02215148
View directory record Official record
Conditions
Brain Injury, Hyponatremia
Interventions
Tolvaptan
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
3
States / cities
St Louis, Missouri • Chapel Hill, North Carolina • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 7, 2016 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 3 Interventional Results available

Long Term Safety of Immediate-release Tolvaptan in Subjects With Autosomal Dominant Polycystic Kidney Disease

NCT02251275
View directory record Official record
Conditions
Polycystic Kidney, Autosomal Dominant
Interventions
Tolvaptan
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,803 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
81
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 70 more
Source: ClinicalTrials.gov public record
Updated Nov 26, 2019 · Synced Sep 24, 2026, 5:37 PM EDT
Withdrawn Phase 4 Interventional

The Use of Tolvaptan to Prevent Renal Dysfunction in High Risk Patients With Heart Failure-Pilot Study

NCT01663662
View directory record Official record
Conditions
Heart Failure
Interventions
Tolvaptan, placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 3 Interventional

"SALT Trial" Study of Ascending Levels of Tolvaptan in Hyponatremia

NCT00072683
View directory record Official record
Conditions
Hyponatremias, Water Intoxication, Inappropriate ADH Syndrome, Water-Electrolyte Imbalances
Interventions
tolvaptan, placebo matching tolvaptan
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
23
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 2 Interventional

Heart Pressure Assessment Study With Tolvaptan to Treat Congestive Heart Failure

NCT00132886
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
tolvaptan
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
26
States / cities
Huntsville, Alabama • Merced, California • Sylmar, California + 21 more
Source: ClinicalTrials.gov public record
Updated May 2, 2012 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 3 Interventional Results available

Effects of Titrated Oral Tolvaptan 15-60 mg Once Daily (QD) on Cognitive and Neurological Function in Elderly Hyponatremic Patients

NCT00550459
View directory record Official record
Conditions
Hyponatremia
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
50 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
12
States / cities
Hawthorne, California • Vista, California • Colorado Springs, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2011 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 1 Interventional

Use of Tolvaptan to Reduce Urinary Supersaturation: a Pilot Proof of Principle Study

NCT02096965
View directory record Official record
Conditions
Nephrolithiasis, Calcium Oxalate, Nephrolithiasis, Calcium Phosphate
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 29, 2016 · Synced Sep 24, 2026, 5:37 PM EDT
Terminated Not applicable Interventional

Tolvaptan for Patients With Acute Neurological Injuries

NCT02545114
View directory record Official record
Conditions
Hyponatremia, SIADH
Interventions
Tolvaptan
Drug
Lead sponsor
Polderman, Kees, H., MD, PhD
Individual
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 23, 2018 · Synced Sep 24, 2026, 5:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioavailability Study Comparing Tolvaptan Administered Via Nasogastric Tube to Tolvaptan Tablets Swallowed Intact

NCT01261481
View directory record Official record
Conditions
Healthy
Interventions
Tolvaptan
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 6, 2012 · Synced Sep 24, 2026, 5:37 PM EDT