{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+ondansetron",
    "query": {
      "intervention": "Oral ondansetron"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 81,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oral+ondansetron&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T03:09:56.629Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT00006348",
      "title": "Ondansetron in Treating Patients With Advanced Cancer and Chronic Nausea and Vomiting Not Caused by Cancer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Nausea and Vomiting",
        "Precancerous Condition",
        "Small Intestine Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "ondansetron",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2000-10",
      "completion_date": "2001-09",
      "has_results": false,
      "last_update_posted_date": "2016-07-06",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 12,
      "location_summary": "Scottsdale, Arizona • Urbana, Illinois • Des Moines, Iowa + 9 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Des Moines",
          "state": "Iowa"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006348"
    },
    {
      "nct_id": "NCT04294680",
      "title": "Opiate Sparing Versus Opiate Based Following Shoulder Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shoulder Surgery"
      ],
      "interventions": [
        {
          "name": "Cryotherapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Campbell Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 82,
      "start_date": "2019-08-01",
      "completion_date": "2021-05-31",
      "has_results": true,
      "last_update_posted_date": "2022-12-06",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04294680"
    },
    {
      "nct_id": "NCT01668069",
      "title": "Ondansetron VS Doxylamine and Pyridoxine in Treating Nausea of Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vomiting of Pregnancy"
      ],
      "interventions": [
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "United States Naval Medical Center, San Diego",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 90 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2012-10",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2016-04-06",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01668069"
    },
    {
      "nct_id": "NCT01965704",
      "title": "Can Ondansetron Prevent Neonatal Abstinence Syndrome (NAS) in Babies Born to Narcotic-dependent Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Narcotic Addiction",
        "Neonatal Abstinence Syndrome"
      ],
      "interventions": [
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "Up to 45 Years"
      },
      "enrollment_count": 196,
      "start_date": "2014-09-09",
      "completion_date": "2020-09-16",
      "has_results": true,
      "last_update_posted_date": "2022-06-07",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • San Jose, California • Stanford, California + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01965704"
    },
    {
      "nct_id": "NCT03642964",
      "title": "A Study in Patients With Major Depressive Disorder",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder (MDD)"
      ],
      "interventions": [
        {
          "name": "CTC-501",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chase Therapeutics Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2018-09-10",
      "completion_date": "2025-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-11",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03642964"
    },
    {
      "nct_id": "NCT00648804",
      "title": "Food Study of Ondansetron Orally Disintegrating Tablets 8 mg to Zofran ODT® Tablets 8 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ondansetron Orally Disintegrating Tablets 8 mg",
          "type": "DRUG"
        },
        {
          "name": "Zofran ODT® Tablets 8 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2005-07",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2024-04-24",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00648804"
    },
    {
      "nct_id": "NCT00274690",
      "title": "Post-Operative Nausea And Vomiting Study In Female Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting",
        "Nausea and Vomiting, Postoperative"
      ],
      "interventions": [
        {
          "name": "GW679769",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 435,
      "start_date": "2005-02",
      "completion_date": "2005-08",
      "has_results": false,
      "last_update_posted_date": "2017-01-20",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 11,
      "location_summary": "San Francisco, California • Melbourne, Florida • West Palm Beach, Florida + 8 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00274690"
    },
    {
      "nct_id": "NCT05844501",
      "title": "Ondansetron for the Management of Atrial Fibrillation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Ondansetron 8mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-04-22",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05844501"
    },
    {
      "nct_id": "NCT03817970",
      "title": "Cisplatin Disposition and Kidney Injury",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nephrotoxicity"
      ],
      "interventions": [
        {
          "name": "Granisetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Palonosetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 72,
      "start_date": "2019-11-15",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-11",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 2,
      "location_summary": "Denver, Colorado • New York, New York",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03817970"
    },
    {
      "nct_id": "NCT00437229",
      "title": "A Study to Assess the Safety & Interaction Between GW679769, Dexamethasone, & Ondansetron When Taken by Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nausea and Vomiting, Chemotherapy-Induced"
      ],
      "interventions": [
        {
          "name": "Casopitant (GW679769) Oral Tablets",
          "type": "DRUG"
        },
        {
          "name": "dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 37,
      "start_date": "2007-02-19",
      "completion_date": "2007-05-15",
      "has_results": false,
      "last_update_posted_date": "2017-11-13",
      "last_synced_at": "2026-09-14T03:09:56.629Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00437229"
    }
  ]
}