{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+MG&page=3",
    "query": {
      "intervention": "Ondansetron 4 MG",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 82,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+MG&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+MG&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T09:23:42.233Z",
  "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": "NCT00891761",
      "title": "A Study of IV Casopitant for the Prevention of Nausea and Vomiting Caused By Cisplatin-Based Highly Emetogenic Chemotherapy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancer",
        "Chemotherapy-Induced Nausea and Vomiting",
        "Nausea and Vomiting",
        "Solid Tumor Cancer"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "IV casopitant (placebo)",
          "type": "DRUG"
        },
        {
          "name": "IV casopitant (active)",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2009-09",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2015-04-17",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 2,
      "location_summary": "Tampa, Florida • Robbinsdale, Minnesota",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Robbinsdale",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00891761"
    },
    {
      "nct_id": "NCT03593811",
      "title": "Noninvasive Markers of Functional Nausea in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Nausea"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "4 channel electrogastrogram (EGG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "36 channel high resolution electrogastrogram (HR-EGG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Magnetogastrogram (MGG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardiogram (EKG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Cyproheptadine Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 42,
      "start_date": "2018-08-03",
      "completion_date": "2021-04-02",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03593811"
    },
    {
      "nct_id": "NCT02858310",
      "title": "E7 TCR T Cells for Human Papillomavirus-Associated Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Papillomavirus Infections",
        "Cervical Intraepithelial Neoplasia",
        "Carcinoma In Situ",
        "Vulvar Neoplasms",
        "Vulvar Diseases"
      ],
      "interventions": [
        {
          "name": "E7 TCR cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Aldesleukin",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest CT and MRI or PET",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "PFT",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Granisetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Droperidol",
          "type": "DRUG"
        },
        {
          "name": "Prochlorperazine",
          "type": "DRUG"
        },
        {
          "name": "Diphenoxylate HCL",
          "type": "DRUG"
        },
        {
          "name": "Atropine sulfate",
          "type": "DRUG"
        },
        {
          "name": "Codeine sulfate",
          "type": "DRUG"
        },
        {
          "name": "Loperamide",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine HCL",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyzine HCL",
          "type": "DRUG"
        },
        {
          "name": "Meperidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 224,
      "start_date": "2017-01-27",
      "completion_date": "2025-07-02",
      "has_results": true,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • New Brunswick, New Jersey",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02858310"
    },
    {
      "nct_id": "NCT02735343",
      "title": "The CHECK Trial: A Comparison of Headache Treatment in the Emergency Department: Compazine Versus Ketamine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Headache"
      ],
      "interventions": [
        {
          "name": "Compazine",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mike O'Callaghan Military Hospital",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-08",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-04",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 1,
      "location_summary": "Nellis Air Force Base, Nevada",
      "locations": [
        {
          "city": "Nellis Air Force Base",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02735343"
    },
    {
      "nct_id": "NCT03325816",
      "title": "Nivolumab and 177Lu-DOTA0-Tyr3-Octreotate for Patients With Extensive-Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Small Cell Lung Cancer",
        "Small Cell Lung Cancer Extensive Stage"
      ],
      "interventions": [
        {
          "name": "Nivolumab",
          "type": "DRUG"
        },
        {
          "name": "177Lu-DOTA0-Tyr3-Octreotate",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2017-11-20",
      "completion_date": "2020-08-11",
      "has_results": true,
      "last_update_posted_date": "2021-03-16",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Hackensack, New Jersey",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03325816"
    },
    {
      "nct_id": "NCT04766996",
      "title": "PROUD Study - Preventing Opioid Use Disorders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anesthesia",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Guided mindfulness exercises",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-administered aromatherapy",
          "type": "OTHER"
        },
        {
          "name": "Baby aspirin",
          "type": "DRUG"
        },
        {
          "name": "Tylenol/Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Pregabalin",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Meloxicam",
          "type": "DRUG"
        },
        {
          "name": "Prilosec",
          "type": "DRUG"
        },
        {
          "name": "Tramadol",
          "type": "DRUG"
        },
        {
          "name": "Voltaren",
          "type": "DRUG"
        },
        {
          "name": "Zofran",
          "type": "DRUG"
        },
        {
          "name": "Pepcid",
          "type": "DRUG"
        },
        {
          "name": "Reglan",
          "type": "DRUG"
        },
        {
          "name": "Versed",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Propofol",
          "type": "DRUG"
        },
        {
          "name": "Ancef",
          "type": "DRUG"
        },
        {
          "name": "Tranexamic Acid (TXA)",
          "type": "DRUG"
        },
        {
          "name": "Decadron",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Toradol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2021-05-17",
      "completion_date": "2021-12-27",
      "has_results": true,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04766996"
    },
    {
      "nct_id": "NCT04743661",
      "title": "131I-Omburtamab, in Recurrent Medulloblastoma and Ependymoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Medulloblastoma",
        "Recurrent Ependymoma"
      ],
      "interventions": [
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "Omburtamab I-131",
          "type": "DRUG"
        },
        {
          "name": "Liothyronine",
          "type": "DRUG"
        },
        {
          "name": "SSKI",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Antipyretic",
          "type": "DRUG"
        },
        {
          "name": "Antihistamine",
          "type": "DRUG"
        },
        {
          "name": "anti-emetics",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pediatric Brain Tumor Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 62,
      "start_date": "2022-04-04",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • New York, New York • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04743661"
    },
    {
      "nct_id": "NCT07639723",
      "title": "Aprepitant to Improve Same Day Discharge for TKA",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "PONV"
      ],
      "interventions": [
        {
          "name": "Aprepitant Injection",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron (Zofran)",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 350,
      "start_date": "2026-07",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 1,
      "location_summary": "Skokie, Illinois",
      "locations": [
        {
          "city": "Skokie",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07639723"
    },
    {
      "nct_id": "NCT01507194",
      "title": "A Study of Vestipitant (GW597599) in the Treatment of Breakthrough Postoperative Nausea and Vomiting (PONV)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Vestipitant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Accenture",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 131,
      "start_date": "2012-02",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2012-10-02",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 7,
      "location_summary": "Sheffield, Alabama • Phoenix, Arizona • Boynton Beach, Florida + 3 more",
      "locations": [
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Boynton Beach",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01507194"
    },
    {
      "nct_id": "NCT01572012",
      "title": "Phase 1 Safety, Tolerability and PK Study of Ondansetron and Hylenex Recombinant in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron + Hylenex",
          "type": "DRUG"
        },
        {
          "name": "Zofran ODT",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Halozyme Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "19 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2012-02",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2014-01-24",
      "last_synced_at": "2026-10-02T09:23:42.233Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572012"
    }
  ]
}