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Showing 1–24 of 106 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 4 Interventional

Examining the Effect of Ondansetron on Bowel Prep Success

NCT05439772
View directory record Official record
Conditions
Abdominal Pain, Inflammatory Bowel Diseases, Eosinophilic Gastroenteritis, Diarrhea, Hematochezia, Weight Loss
Interventions
Ondansetron
Drug
Lead sponsor
State University of New York - Downstate Medical Center
Other
Eligibility
2 Years to 20 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prevention of Postoperative Nausea and Vomiting (PONV) in Surgical Patients

NCT00757822
View directory record Official record
Conditions
Postoperative Nausea and Vomiting
Interventions
Dronabinol, Ondansetron
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Aprepitant for PONV Prophylaxis in Outpatient Plastic Surgery

NCT00659945
View directory record Official record
Conditions
Postoperative Nausea and Vomiting
Interventions
Aprepitant plus Ondansetron, Ondansetron plus placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2013 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 3 Interventional

Comparison of Paravertebral Block With General Anesthesia in Patients Undergoing Breast Cancer Surgery

NCT00645138
View directory record Official record
Conditions
Breast Cancer
Interventions
Paravertebral Block, General Anesthesia
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2011 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Results available

Treating Benign Paroxysmal Positional Vertigo (BPPV) in ED Patients

NCT00641797
View directory record Official record
Conditions
Benign Paroxysmal Positional Vertigo
Interventions
Meclizine, Epley Maneuver, Lorazepam, Diphenhydramine, Ondansetron
Drug · Other
Lead sponsor
Lehigh Valley Hospital
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Allentown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 3 Interventional

Pharmacological Treatment for Alcoholism

NCT00382642
View directory record Official record
Conditions
Alcohol Dependence
Interventions
Ondansetron + Cognitive Behavioral Therapy, Placebo + Cognitive Behavioral Therapy
Drug
Lead sponsor
Bankole Johnson
Other
Eligibility
18 Years and older
Enrollment
283 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2012 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Food Study of Ondansetron Orally Disintegrating Tablets 8 mg to Zofran ODT® Tablets 8 mg

NCT00648804
View directory record Official record
Conditions
Healthy
Interventions
Ondansetron Orally Disintegrating Tablets 8 mg, Zofran ODT® Tablets 8 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Sep 2, 2026, 12:45 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 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Results available

Dexamethasone and Ondansetron Hydrochloride or Palonosetron Hydrochloride in Preventing Nausea and Vomiting in Patients Receiving Doxorubicin Hydrochloride and Cyclophosphamide For Early Stage Breast Cancer

NCT00343863
View directory record Official record
Conditions
Male Breast Cancer, Nausea and Vomiting, Stage I Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer
Interventions
palonosetron hydrochloride, cyclophosphamide, dexamethasone, doxorubicin hydrochloride, quality-of-life assessment, nausea and vomiting therapy, management of therapy complications, ondansetron hydrochloride, survey administration
Drug · Procedure · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 2, 2026, 12:45 PM EDT
Not listed Phase 2 Interventional

Alcohol Dependency Study: Combining Medication Treatment for Alcoholism

NCT00006205
View directory record Official record
Conditions
Alcoholism
Interventions
ondansetron + cognitive behavioral therapy, topiramate + cognitive behavioral therapy, Placebo + cognitive behavioral therapy, ondansetron + topiramate + cognitive behavioral therapy
Drug
Lead sponsor
Bankole Johnson
Other
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 14, 2013 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

A Cohort Study Evaluating the Efficacy of PO Magnesium in the Treatment of Acute Traumatic Brain Injury in Adolescents

NCT03475693
View directory record Official record
Conditions
Concussion Post Syndrome
Interventions
Magnesium Oxide, Acetaminophen, Zofran ODT 4 MG Disintegrating Oral Tablet
Drug
Lead sponsor
Corewell Health South
Other
Eligibility
12 Years to 18 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 2, 2026, 12:45 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 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Results available

Aprepitant in Preventing Nausea and Vomiting in Patients Who Are Undergoing a Stem Cell Transplant

NCT00248547
View directory record Official record
Conditions
Cancer
Interventions
aprepitant, dexamethasone, ondansetron, placebo
Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 8, 2017 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Results available

EMS Use of Isopropyl Alcohol Aromatherapy Versus Ondansetron

NCT02618343
View directory record Official record
Conditions
Nausea
Interventions
IPA, Ondansetron
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 99 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2021 · Synced Sep 2, 2026, 12:45 PM EDT
Terminated Phase 2 Interventional Results available

Ondansetron as a Strategy for Reducing Propofol Injection Pain in Pediatrics: a Randomized Controlled Trial

NCT05378113
View directory record Official record
Conditions
Injection Site Irritation
Interventions
Ondansetron, Lidocaine
Drug
Lead sponsor
Emory University
Other
Eligibility
2 Years to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Early Phase 1 Interventional

Efficacy & Safety of the Oral Neurokinin-1 Antagonist, Aprepitant, in Combo With Ondansetron & Dexamethasone in Patients Undergoing Auto Peripheral Blood Stem Cell Transplantation

NCT00314743
View directory record Official record
Conditions
Nausea, Vomiting
Interventions
Ondansetron, Dexamethasone, Aprepitant
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 23, 2013 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 3 Interventional

Combined Pharmacotherapies for Alcoholism

NCT00768508
View directory record Official record
Conditions
Alcoholism
Interventions
Ondansetron 4 ug/kg b.i.d. + Cognitive Behavioral Therapy, Naltrexone 50 mg/day + Cognitive Behavioral Therapy, Ondansetron 4 ug/kg b.i.d.+ Naltrexone 50 mg/day + Cognitive Behavioral Therapy, Placebo + Cognitive Behavioral Therapy
Drug · Other
Lead sponsor
Bankole Johnson
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Charlottesville, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 14, 2013 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Open-label, Normal Healthy Volunteer Clinical Trial of a Novel Ondansetron Formulation

NCT01290276
View directory record Official record
Conditions
Healthy
Interventions
Ond-PR1, Ond-PR1 + MPh-IR, Ond-PR2, Ond-PR2 +_ MPh-IR
Drug
Lead sponsor
Tong Lee
Other
Eligibility
18 Years to 45 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 31, 2014 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 3 Interventional

Casopitant (Oral) And ZOFRAN To Prevent Postoperative Nausea And Vomiting In Women

NCT00326248
View directory record Official record
Conditions
Nausea and Vomiting, Postoperative
Interventions
GW679769 (casopitant)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older · Female only
Enrollment
482 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
26
States / cities
Montgomery, Alabama • Sheffield, Alabama • Phoenix, Arizona + 20 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2016 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ondansetron Reduce Vomiting Associated With Ketamine PSA

NCT00387556
View directory record Official record
Conditions
Conscious Sedation
Interventions
Ondansetron
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
1 Year to 21 Years
Enrollment
268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 12, 2013 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 3 Interventional Results available

Oral Ondansetron Versus Transdermal Granisetron (Sancuso) for Women With Cervical, Endometrial or Vaginal Cancer Receiving Pelvic Chemoradiation

NCT01536392
View directory record Official record
Conditions
Cancer of the Cervix
Interventions
Granisetron, Ondansetron, Questionnaires, Study Drug Diary
Drug · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 2 Interventional Results available

Treatment of Brain Metastases From Breast Cancer With Eribulin Mesylate

NCT02581839
View directory record Official record
Conditions
Metastatic Breast Cancer, Brain Metastases
Interventions
Eribulin Mesylate, MRI, Pre-Medication: Zofran, Pre-Medication: Decadron
Drug · Device
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

PLX038 (PEGylated SN38) and Rucaparib in Solid Tumors and Small Cell Cancers

NCT04209595
View directory record Official record
Conditions
Small Cell Lung Cancer, Extra-Pulmonary Small Cell Carcinomas
Interventions
PLX038, Rucaparib, Ondansetron
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 2, 2026, 12:45 PM EDT
Completed Phase 2 Interventional Results available

Palonosetron, Ondansetron, and Dexamethasone for Delayed Nausea and Vomiting in Autologous Transplant Patients

NCT01370408
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Palonosetron, ondansetron, Dexamethasone
Drug
Lead sponsor
Northside Hospital, Inc.
Other
Eligibility
18 Years to 85 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Sep 2, 2026, 12:45 PM EDT