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Showing 1–24 of 81 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Oral ondansetron Clear all
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 2, 2026, 5:32 AM EDT
Completed Phase 2 Interventional Results available

Ondansetron Versus Aprepitant Plus Ondansetron for Emesis

NCT00954941
View directory record Official record
Conditions
Hematologic Diseases, Acute Myelogenous Leukemia, Myelodysplastic Syndrome, Chronic Myelogenous Leukemia
Interventions
Ondansetron, Aprepitant
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2015 · Synced Sep 2, 2026, 5:32 AM EDT
Recruiting Phase 4 Interventional

Ondansetron for the Management of Atrial Fibrillation

NCT05844501
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Ondansetron 8mg, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 100 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
3
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 2, 2026, 5:32 AM 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, 5:32 AM 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, 5:32 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of Liposomal Curcumin in Combination With RT and TMZ in Patients With Newly Diagnosed High-Grade Gliomas

NCT05768919
View directory record Official record
Conditions
Glioblastoma
Interventions
Treatment Period 1, Treatment Period 2, Treatment Period 3, Treatment Period 4a
Drug
Lead sponsor
SignPath Pharma, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 3 Interventional Results available

Antiemetic Therapy With or Without Olanzapine in Preventing Chemotherapy-Induced Nausea and Vomiting in Patients With Cancer Receiving Highly Emetogenic Chemotherapy

NCT02116530
View directory record Official record
Conditions
Hematopoietic/Lymphoid Cancer, Nausea and Vomiting, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
Olanzapine, Chemotherapy (cisplatin or cyclophosphamide and doxorubicin), Antiemetic treatment (ondansetron or granisetron or palonosetron; plus dexamethasone; plus fosaprepitant or aprepitant), Placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
177
States / cities
Anchorage, Alaska • Burbank, California • Dublin, California + 109 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional

AZD1775 Continued Access Study to Assess Safety and Tolerability for Patients Enrolled in AZD1775 Clinical Pharmacology Studies

NCT03313557
View directory record Official record
Conditions
Solid Tumors
Interventions
Wee-1 kinase inhibitor AZD1775
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 99 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
7
States / cities
Bingham Farms, Michigan • Detroit, Michigan • Lebanon, New Hampshire + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2019 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Decreasing Narcotics in Advanced Pelvic Surgery

NCT02110719
View directory record Official record
Conditions
Narcotic Use, Pain, Constipation, Nausea
Interventions
Celebrex, Gabapentin, IV acetaminophen, oral acetaminophen, oral ibuprofen, percocet, vicodin, Oxycodone, dilaudid, Dexamethasone, zofran
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 16, 2016 · Synced Sep 2, 2026, 5:32 AM EDT
Withdrawn Phase 2 Interventional

Patient Satisfaction, Efficacy and Compliance of Antiemetic Patch vs Pill in Malignant Glioma Patients

NCT01952886
View directory record Official record
Conditions
Malignant Glioma
Interventions
Granisetron, Ondansetron
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 21, 2014 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Noninvasive Markers of Functional Nausea in Children

NCT03593811
View directory record Official record
Conditions
Nausea
Interventions
Questionnaires, 4 channel electrogastrogram (EGG), 36 channel high resolution electrogastrogram (HR-EGG), Magnetogastrogram (MGG), Electrocardiogram (EKG), Ondansetron, Cyproheptadine Oral Tablet
Diagnostic Test · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
8 Years to 17 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 2 Interventional Results available

Ondansetron, Alcohol Use, and Alcohol-Related Symptoms In HIV+ Persons

NCT01254877
View directory record Official record
Conditions
Alcohol Abuse, Alcohol Dependence
Interventions
Ondansetron, placebo ondansetron
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
357 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 16, 2018 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 4 Interventional Results available

Antiemetic Prophylaxis for Postdischarge Nausea and Vomiting After Hip Arthroscopy

NCT00878228
View directory record Official record
Conditions
Nausea and Vomiting, Postoperative
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 65 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 30, 2013 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Ondansetron HCl Orally Disintegrating Tablets Under Non-Fasting Conditions

NCT00934921
View directory record Official record
Conditions
Healthy
Interventions
Ondansetron, Zofran®
Drug
Lead sponsor
Teva Pharmaceuticals USA
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Not applicable Interventional Results available

5HT3 Antagonists to Treat Opioid Withdrawal and to Prevent the Progression of Physical Dependence

NCT01549652
View directory record Official record
Conditions
Opioid Withdrawal, Physical Dependence
Interventions
Ondansetron, Placebo, Morphine, Naloxone 0.4 mg/70 kg, Naloxone 0.8 mg/70 kg
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 6, 2019 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Safety, Tolerability and PK Study of Ondansetron and Hylenex Recombinant in Healthy Volunteers

NCT01572012
View directory record Official record
Conditions
Healthy
Interventions
Ondansetron, Ondansetron + Hylenex, Zofran ODT, Ondansetron solution
Drug
Lead sponsor
Halozyme Therapeutics
Industry
Eligibility
19 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 23, 2014 · Synced Sep 2, 2026, 5:32 AM 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 2, 2026, 5:32 AM EDT
Active, not recruiting Phase 4 Interventional

Multimodal Analgesia Effect on Post Surgical Patient

NCT04240626
View directory record Official record
Conditions
Obesity, Morbid, Surgery, Bariatric Surgery Candidate
Interventions
Neurontin, Dilaudid Injectable Product, Marcaine Injectable Product, Oxycodone Hydrochloride, Hycet 7.5Mg-325Mg/15Ml Solution, Zofran Injection, Scopolamine patch, Ativan, Flexeril Oral Product, Tylenol Suspension
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
35 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Sep 2, 2026, 5:32 AM EDT
Completed Phase 1 Interventional Results available

A Study of Aprepitant (MK-0869) in Pediatric Participants Undergoing Surgery (MK-0869-148)

NCT00819039
View directory record Official record
Conditions
Postoperative Nausea and Vomiting
Interventions
Aprepitant, Ondansetron
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
6 Months to 17 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Louisville, Kentucky • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Sep 2, 2026, 5:32 AM 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, 5:32 AM EDT
Completed Phase 2 Interventional

A Study To Evaluate An NK-1 Antiemetic For The Prevention Of Post Operative Nausea And Vomiting

NCT00108095
View directory record Official record
Conditions
Postoperative Nausea and Vomiting, Nausea and Vomiting, Postoperative
Interventions
intravenous ondansetron
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
701 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
30
States / cities
Montgomery, Alabama • Phoenix, Arizona • Arcadia, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Sep 2, 2026, 5:32 AM 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, 5:32 AM EDT
Terminated Phase 2 Interventional Results available

Low Dose Aprepitant for Patients Receiving Carboplatin

NCT03237611
View directory record Official record
Conditions
Chemotherapy-induced Nausea and Vomiting
Interventions
Aprepitant 125 mg, Fosaprepitant 115 MG, Dexamethasone, Ondansetron 16 MG
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Sep 2, 2026, 5:32 AM 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, 5:32 AM EDT