Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 29, 2026, 12:03 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Ondansetron Placebo Clear all
Completed Phase 3 Interventional Results available

Transversus Abdominis Plane Block in Microsurgical Breast Recon w/Abdominal Free Flap in Breast CA

NCT02601027
View directory record Official record
Conditions
Breast - Female
Interventions
Transversus Abdominis Plane (TAP) block, Nimbus Infusion Pump IV Administration, Bupivacaine infusion, Acetominophen, Hydromorphone, Oxycodone, Ondansetron
Procedure · Device · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 22, 2021 · Synced Sep 29, 2026, 12:03 PM EDT
Withdrawn Not applicable Interventional

Developing Individualized Strategies to Prevent Nausea and Vomiting

NCT01393288
View directory record Official record
Conditions
Postoperative Nausea and Vomiting, Genetic Polymorphisms
Interventions
Ondansetron, Lorazepam, Aprepitant
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
6
States / cities
San Francisco, California • Kansas City, Kansas • Lexington, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2013 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Not applicable Interventional Results available

Prevention of Intraoperative Nausea and Vomiting During Cesarean Section

NCT01216410
View directory record Official record
Conditions
Cesarean Delivery
Interventions
Metoclopramide, Phenylephrine infusion, Combination Group
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 3 Interventional Results available

A Study Of IV Casopitant For The Prevention Of Chemotherapy Induced Nausea And Vomiting.

NCT00601172
View directory record Official record
Conditions
Nausea and Vomiting, Chemotherapy-Induced
Interventions
Casopitant, Dexamethasone, Placebo, Ondansetron
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
710 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
23
States / cities
Hot Springs, Arkansas • Corona, California • Fountain Valley, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Scheduled Prophylactic Antiemetics for Reduction of Emesis With Doxycycline (SPARED) Trial

NCT02456662
View directory record Official record
Conditions
Drug-induced Nausea and Vomiting
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
319 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 15, 2020 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 4 Interventional Results available

Isopropyl Alcohol vs Ondansetron for Nausea in the Emergency Department

NCT02760069
View directory record Official record
Conditions
Nausea
Interventions
Inhaled isopropyl alcohol, Oral ondansetron, Inhaled normal saline, Oral placebo
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Not applicable Interventional

Ondansetron VS Doxylamine and Pyridoxine in Treating Nausea of Pregnancy

NCT01668069
View directory record Official record
Conditions
Vomiting of Pregnancy
Interventions
Ondansetron
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years to 90 Years · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effects of Ondansetron on Brain Function

NCT02460341
View directory record Official record
Conditions
Brain Function, Healthy Adults
Interventions
ondansetron, placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 60 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 4 Interventional Results available

ACL Repair and Multimodal Analgesia

NCT01868425
View directory record Official record
Conditions
Pain
Interventions
multimodal:acetaminophen, gabapentin, ketamine, bupivacaine, placebo pills and injectables
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 55 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 29, 2020 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Not applicable Interventional Results available

Acupressure in Controlling Nausea in Young Patients Receiving Highly Emetogenic Chemotherapy

NCT01346267
View directory record Official record
Conditions
Central Nervous System Tumor, Pediatric, Chemotherapy-induced Nausea and Vomiting, Unspecified Childhood Solid Tumor, Protocol Specific
Interventions
Real Acupressure Band, Placebo Acupressure Band
Procedure
Lead sponsor
University of South Florida
Other
Eligibility
4 Years to 18 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
24
States / cities
Long Beach, California • Los Angeles, California • Hartford, Connecticut + 20 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional

Ondansetron for the Treatment of Methamphetamine Dependence - 1

NCT00040053
View directory record Official record
Conditions
Amphetamine-Related Disorders
Interventions
Ondansetron
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
6
States / cities
Chula Vista, California • Costa Mesa, California • Honolulu, Hawaii + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 29, 2026, 12:03 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Pharmacogenetic Treatments for Alcoholism

NCT01591291
View directory record Official record
Conditions
Alcoholism
Interventions
Ondansetron + Brief Behavioral Enhancement Treatment, Placebo + Brief Behavioral Enhancement Treatment
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional Results available

Trial of Mesna to Prevent Doxorubicin-induced Plasma Protein Oxidation and Tumor Necrosis Factor Alpha (TNF-α) Release

NCT01205503
View directory record Official record
Conditions
Breast Cancer, Non-Hodgkin's Lymphoma
Interventions
Mesna, Saline, Doxorubicin, Cyclophosphamide
Drug
Lead sponsor
Mara Chambers
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 23, 2016 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Not applicable Interventional Results available

Effect of Ondansetron for Withdrawal Symptoms

NCT00695864
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
Ondansetron and Placebo crossover
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional Results available

Pharmacogenetic Study of Ondansetron in Alcohol Use Disorder

NCT02354703
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 70 Years
Enrollment
293 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
3
States / cities
Baltimore, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Sep 29, 2026, 12:03 PM EDT
Withdrawn Phase 3 Interventional

A Study of IV Casopitant for the Prevention of Nausea and Vomiting Caused By Cisplatin-Based Highly Emetogenic Chemotherapy

NCT00891761
View directory record Official record
Conditions
Cancer, Chemotherapy-Induced Nausea and Vomiting, Nausea and Vomiting, Solid Tumor Cancer
Interventions
Dexamethasone, IV casopitant (placebo), IV casopitant (active), Ondansetron
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Tampa, Florida • Robbinsdale, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 16, 2015 · Synced Sep 29, 2026, 12:03 PM EDT
Terminated Not applicable Interventional Results available

Comparison of Ondansetron, Metoclopramide and Promethazine for the Treatment of Nausea and Vomiting in the Adult ED

NCT00655642
View directory record Official record
Conditions
Nausea
Interventions
Ondansetron, Metoclopramide, Promethazine, Normal Saline
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional

Study Of Prevention of Chemo-Induced Nausea and Vomiting Caused By Moderately Emetogenic Chemotherapy

NCT00104403
View directory record Official record
Conditions
Nausea and Vomiting, Chemotherapy-Induced, Chemotherapy-Induced Nausea and Vomiting
Interventions
GW679769, Dexamethasone, Ondansetron Hydrochloride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
722 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
47
States / cities
Birmingham, Alabama • Corona, California • Greenbrae, California + 43 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2015 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional

Ondansetron for the Treatment of Cocaine Dependence - 1

NCT00033085
View directory record Official record
Conditions
Cocaine-Related Disorders, Drug Administration Schedule
Interventions
Ondansetron
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 29, 2026, 12:03 PM EDT
Terminated Phase 4 Interventional Results available

Does IV Ondansetron Prevent Pruritus After Intrathecal Morphine in Pediatric Patients?

NCT03262038
View directory record Official record
Conditions
Pruritus, Nausea/Vomiting
Interventions
Ondansetron, Placebo Comparator
Drug
Lead sponsor
University of Michigan
Other
Eligibility
3 Years to 17 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 18, 2021 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional

Ondansetron With Olanzapine for the Treatment of Alcohol Dependence: A Preliminary Clinical Trial

NCT00678457
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Ondansetron, Olanzapine, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 29, 2009 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 4 Interventional Results available

Ondansetron for Bipolar Disorder and Alcohol Use Disorders

NCT02082678
View directory record Official record
Conditions
Bipolar Disorder, Alcohol Use Disorder, Dual Diagnosis
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Aprepitant Versus Ondansetron in Preoperative Triple-therapy Treatment of Nausea and Vomiting

NCT01474915
View directory record Official record
Conditions
Postoperative Nausea and Vomiting (PONV), Nausea
Interventions
Aprepitant, Ondansetron, Promethazine, Dexamethasone
Drug
Lead sponsor
Sergio Bergese
Other
Eligibility
18 Years to 85 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 2, 2013 · Synced Sep 29, 2026, 12:03 PM EDT
Completed Phase 2 Interventional

Post-Operative Nausea And Vomiting Study In Female Patients

NCT00274690
View directory record Official record
Conditions
Postoperative Nausea and Vomiting, Nausea and Vomiting, Postoperative
Interventions
GW679769
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
11
States / cities
San Francisco, California • Melbourne, Florida • West Palm Beach, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Sep 29, 2026, 12:03 PM EDT