Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 19, 2026, 7:12 AM EDT

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Showing 1–24 of 80 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
PONV
Interventions
Aprepitant Injection, Ondansetron (Zofran), Dexamethasone, Placebo
Drug · Other
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 90 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Skokie, Illinois
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
Conditions
Alcohol Abuse, Alcoholism
Interventions
Ondansetron, Placebo, BASICS Plus
Drug · Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 25 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Columbia, Maryland
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
Conditions
Indigestion, Diabetes Mellitus
Interventions
Ondansetron 8mg, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Complications of Bone Marrow Transplant, Hematologic Neoplasms
Interventions
Olanzapine, Placebo
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Augusta, Georgia
Conditions
Myasthenia Gravis
Interventions
DAS-001
Drug
Lead sponsor
DAS-MG, Inc
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Chemotherapy-Induced Nausea and Vomiting
Interventions
Palonosetron, Ondansetron, Placebo to Ondansetron, Placebo to Palonosetron
Drug
Lead sponsor
Helsinn Healthcare SA
Industry
Eligibility
Up to 16 Years
Enrollment
502 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
14
States / cities
Little Rock, Arkansas • Duarte, California • Aurora, Colorado + 11 more
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
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
Conditions
Narcotic Addiction, Neonatal Abstinence Syndrome
Interventions
Ondansetron, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
Up to 45 Years
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
8
States / cities
San Francisco, California • San Jose, California • Stanford, California + 5 more
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
Conditions
Malignant Neoplasm
Interventions
Palonosetron Hydrochloride, Ondansetron Hydrochloride, Dexamethasone, Fosaprepitant Dimeglumine, Olanzapine, Placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
690 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
565
States / cities
Birmingham, Alabama • Fairbanks, Alaska • Kingman, Arizona + 372 more
Conditions
Colo-rectal Cancer, Anesthesia
Interventions
IV Medications, placebo
Drug · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Phase 1 Interventional Accepts healthy volunteers

Matching Genotypes and Serotonergic Medications for Alcoholism

NCT01113164
Conditions
Alcoholism
Interventions
Ondansetron and Sertraline
Drug
Lead sponsor
Brown University
Other
Eligibility
21 Years to 65 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Not applicable Interventional Accepts healthy volunteers

Ondansetron Reduce Vomiting Associated With Ketamine PSA

NCT00387556
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
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
Conditions
Postoperative Nausea and Vomiting (PONV)
Interventions
TAK-951, Ondansetron, Ondansetron Placebo, TAK-951 Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
7
States / cities
Sheffield, Alabama • Pasadena, California • Tamarac, Florida + 4 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT02456662
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
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
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Clinical Trial of MK-4082 in Healthy Participants (MK-4082-005)

NCT07697625
Conditions
Healthy
Interventions
MK-4082, Diltiazem, Rescue medication
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Anaheim, California
Completed Phase 4 Interventional Accepts healthy volunteers Results available

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

NCT01474915
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
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
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