{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+mg&page=4",
    "query": {
      "intervention": "Ondansetron 4 mg",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 82,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+mg&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ondansetron+4+mg&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T05:06:34.338Z",
  "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": "NCT00006205",
      "title": "Alcohol Dependency Study: Combining Medication Treatment for Alcoholism",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "ondansetron + cognitive behavioral therapy",
          "type": "DRUG"
        },
        {
          "name": "topiramate + cognitive behavioral therapy",
          "type": "DRUG"
        },
        {
          "name": "Placebo + cognitive behavioral therapy",
          "type": "DRUG"
        },
        {
          "name": "ondansetron + topiramate + cognitive behavioral therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bankole Johnson",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 320,
      "start_date": "2005-03",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2013-03-15",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 2,
      "location_summary": "Charlottesville, Virginia • Richmond, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006205"
    },
    {
      "nct_id": "NCT04240626",
      "title": "Multimodal Analgesia Effect on Post Surgical Patient",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity, Morbid",
        "Surgery",
        "Bariatric Surgery Candidate"
      ],
      "interventions": [
        {
          "name": "Neurontin",
          "type": "DRUG"
        },
        {
          "name": "Dilaudid Injectable Product",
          "type": "DRUG"
        },
        {
          "name": "Marcaine Injectable Product",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Hycet 7.5Mg-325Mg/15Ml Solution",
          "type": "DRUG"
        },
        {
          "name": "Zofran Injection",
          "type": "DRUG"
        },
        {
          "name": "Scopolamine patch",
          "type": "DRUG"
        },
        {
          "name": "Ativan",
          "type": "DRUG"
        },
        {
          "name": "Flexeril Oral Product",
          "type": "DRUG"
        },
        {
          "name": "Tylenol Suspension",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 65 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2021-01-20",
      "completion_date": "2025-06-24",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04240626"
    },
    {
      "nct_id": "NCT03885284",
      "title": "Study of Proton Therapy in Adjuvant Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Resected Pancreatic Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "mFOLFIRINOX",
          "type": "DRUG"
        },
        {
          "name": "Proton beam radiation",
          "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": "2019-07-15",
      "completion_date": "2023-11-08",
      "has_results": true,
      "last_update_posted_date": "2024-10-24",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03885284"
    },
    {
      "nct_id": "NCT01319565",
      "title": "Prospective Randomized Study of Cell Transfer Therapy for Metastatic Melanoma Using Tumor Infiltrating Lymphocytes Plus IL-2 Following Non-Myeloablative Lymphocyte Depleting Chemo Regimen Alone or in Conjunction With 12Gy Total Body Irradiation (TBI...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Melanoma",
        "Skin Cancer"
      ],
      "interventions": [
        {
          "name": "Aldesleukin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Young TIL",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Total Body Irradiation (TBI)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "66 Years",
        "sex": "ALL",
        "summary": "18 Years to 66 Years"
      },
      "enrollment_count": 102,
      "start_date": "2011-03-24",
      "completion_date": "2024-09-10",
      "has_results": true,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01319565"
    },
    {
      "nct_id": "NCT02473042",
      "title": "Intraoperative Acupoint Stimulation to Prevent Post-Operative Nausea and Vomiting (PONV)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Operative Nausea and Vomiting",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Electrical Stimulation",
          "type": "PROCEDURE"
        },
        {
          "name": "Zofran",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Phenergan",
          "type": "DRUG"
        },
        {
          "name": "Pepcid",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer 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": 188,
      "start_date": "2016-03-01",
      "completion_date": "2024-11-26",
      "has_results": true,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02473042"
    },
    {
      "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": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00437229"
    },
    {
      "nct_id": "NCT05035407",
      "title": "T Cell Receptor Gene Therapy Targeting KK-LC-1 for Gastric, Breast, Cervical, Lung and Other KK-LC-1 Positive Epithelial Cancers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Kita-kyushu Lung Cancer Antigen 1, Human"
      ],
      "interventions": [
        {
          "name": "IL-2 (Aldesleukin)",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "KK-LC-1 TCR",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CXR",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CT",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "PET",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Meperidine",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "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": 36,
      "start_date": "2022-03-08",
      "completion_date": "2025-07-16",
      "has_results": true,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05035407"
    },
    {
      "nct_id": "NCT01395901",
      "title": "Safety and Efficacy of Palonosetron IV to Prevent Postoperative Nausea and Vomiting in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Palonosetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Palonosetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Helsinn Healthcare SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "Up to 16 Years"
      },
      "enrollment_count": 670,
      "start_date": "2011-06",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2014-07-30",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 12,
      "location_summary": "Florence, Alabama • Sheffield, Alabama • Washington D.C., District of Columbia + 9 more",
      "locations": [
        {
          "city": "Florence",
          "state": "Alabama"
        },
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01395901"
    },
    {
      "nct_id": "NCT01474915",
      "title": "Aprepitant Versus Ondansetron in Preoperative Triple-therapy Treatment of Nausea and Vomiting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting (PONV)",
        "Nausea"
      ],
      "interventions": [
        {
          "name": "Aprepitant",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Promethazine",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sergio Bergese",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 122,
      "start_date": "2007-06",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2013-12-03",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01474915"
    },
    {
      "nct_id": "NCT06382012",
      "title": "Antiemetic Fosaprepitant To Remedy Nausea and Vomiting",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Nausea and Vomiting",
        "Nausea",
        "Vomiting"
      ],
      "interventions": [
        {
          "name": "Fosaprepitant 150 mg",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron 4 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2024-11-13",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-05T05:06:34.338Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06382012"
    }
  ]
}