{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron&page=2",
    "query": {
      "intervention": "Ondansetron",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T16:05:52.028Z",
  "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": "NCT03503292",
      "title": "Pharmacogenomics and Post-Operative Nausea and Vomiting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Nausea"
      ],
      "interventions": [
        {
          "name": "Granisetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2018-05-02",
      "completion_date": "2019-12-30",
      "has_results": true,
      "last_update_posted_date": "2020-10-28",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03503292"
    },
    {
      "nct_id": "NCT03075163",
      "title": "Post-Operative Therapy for Nausea or Vomiting",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Vomiting",
        "Nausea"
      ],
      "interventions": [
        {
          "name": "Acupressure",
          "type": "PROCEDURE"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2016-10-18",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2019-06-18",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03075163"
    },
    {
      "nct_id": "NCT03125811",
      "title": "Value of Ondansetron Medication vs Inhaled Isopropyl Therapy in the Emergency Department (VOMIITED)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Nausea",
        "Vomiting"
      ],
      "interventions": [
        {
          "name": "Inhaled Isopropyl Alcohol (IPA)",
          "type": "OTHER"
        },
        {
          "name": "Oral Dissolvable Tablet Zofran (ondansetron)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center, El Paso",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 121,
      "start_date": "2017-07-17",
      "completion_date": "2023-03-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-29",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 2,
      "location_summary": "El Paso, Texas",
      "locations": [
        {
          "city": "El Paso",
          "state": "Texas"
        },
        {
          "city": "El Paso",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03125811"
    },
    {
      "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": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03593811"
    },
    {
      "nct_id": "NCT00590317",
      "title": "Ondansetron vs Prochlorperazine for Nausea and Vomiting in the Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Prochlorperazine",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2005-03",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2014-05-19",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00590317"
    },
    {
      "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": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04294680"
    },
    {
      "nct_id": "NCT02410460",
      "title": "Anesthetics in Rhytidoplasty - A Comparison Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rhytidoplasty"
      ],
      "interventions": [
        {
          "name": "clonidine",
          "type": "DRUG"
        },
        {
          "name": "glycopyrrolate",
          "type": "DRUG"
        },
        {
          "name": "propofol",
          "type": "DRUG"
        },
        {
          "name": "ketamine",
          "type": "DRUG"
        },
        {
          "name": "marcaine",
          "type": "DRUG"
        },
        {
          "name": "scopolamine",
          "type": "DRUG"
        },
        {
          "name": "midazolam",
          "type": "DRUG"
        },
        {
          "name": "ondansetron",
          "type": "DEVICE"
        },
        {
          "name": "metoclopramide",
          "type": "DRUG"
        },
        {
          "name": "lidocaine",
          "type": "DRUG"
        },
        {
          "name": "famotidine",
          "type": "DRUG"
        },
        {
          "name": "desflurane",
          "type": "DRUG"
        },
        {
          "name": "sevoflurane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Mercy Facial Plastic Surgery Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2013-09",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2015-04-07",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Springfield, Missouri",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02410460"
    },
    {
      "nct_id": "NCT00642512",
      "title": "Dronabinol Versus Standard Ondansetron Antiemetic Therapy in Preventing Delayed-Onset Chemotherapy-Induced Nausea and Vomiting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chemotherapy Induced Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "dronabinol",
          "type": "DRUG"
        },
        {
          "name": "ondansetron",
          "type": "DRUG"
        },
        {
          "name": "dronabinol/ondansetron",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Solvay Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2003-07",
      "completion_date": "2004-07",
      "has_results": false,
      "last_update_posted_date": "2008-04-03",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 43,
      "location_summary": "Tucson, Arizona • Anaheim, California • Fountain Valley, California + 37 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00642512"
    },
    {
      "nct_id": "NCT02110719",
      "title": "Decreasing Narcotics in Advanced Pelvic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Narcotic Use",
        "Pain",
        "Constipation",
        "Nausea"
      ],
      "interventions": [
        {
          "name": "Celebrex",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "IV acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "oral acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "oral ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "percocet",
          "type": "DRUG"
        },
        {
          "name": "vicodin",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "dilaudid",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "zofran",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hartford Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 100 Years · Female only"
      },
      "enrollment_count": 138,
      "start_date": "2014-03",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-08-17",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02110719"
    },
    {
      "nct_id": "NCT00334152",
      "title": "Casopitant And ZOFRAN To Prevent Post Operative Nausea And Vomiting In Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nausea and Vomiting, Postoperative",
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "casopitant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 515,
      "start_date": "2006-03",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2017-03-23",
      "last_synced_at": "2026-09-29T16:05:52.028Z",
      "location_count": 25,
      "location_summary": "Fairhope, Alabama • Mobile, Alabama • Montgomery, Alabama + 22 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00334152"
    }
  ]
}