{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TAK-951",
    "query": {
      "intervention": "TAK-951"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T06:39:21.277Z",
  "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": "NCT05567393",
      "title": "A Study of TAK-951 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAK-951 Placebo",
          "type": "DRUG"
        },
        {
          "name": "TAK-951",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "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": 128,
      "start_date": "2019-03-07",
      "completion_date": "2020-11-02",
      "has_results": true,
      "last_update_posted_date": "2023-09-14",
      "last_synced_at": "2026-09-09T06:39:21.277Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05567393"
    },
    {
      "nct_id": "NCT06610279",
      "title": "A Study of TAK-951 in Healthy Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAK-951",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "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": 48,
      "start_date": "2022-01-07",
      "completion_date": "2023-09-21",
      "has_results": true,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-09-09T06:39:21.277Z",
      "location_count": 2,
      "location_summary": "Lenexa, Kansas • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06610279"
    },
    {
      "nct_id": "NCT06768658",
      "title": "A Study of TAK-951 in Participants With Cyclic Vomiting Syndrome (CVS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nausea and Vomitting"
      ],
      "interventions": [
        {
          "name": "TAK-951",
          "type": "DRUG"
        },
        {
          "name": "TAK-951 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1,
      "start_date": "2022-03-02",
      "completion_date": "2023-01-09",
      "has_results": true,
      "last_update_posted_date": "2025-07-02",
      "last_synced_at": "2026-09-09T06:39:21.277Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06768658"
    },
    {
      "nct_id": "NCT04557189",
      "title": "A Study of TAK-951 to Stop Adults Getting Nausea and Vomiting After Planned Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Postoperative Nausea and Vomiting (PONV)"
      ],
      "interventions": [
        {
          "name": "TAK-951",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron Placebo",
          "type": "DRUG"
        },
        {
          "name": "TAK-951 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2020-10-20",
      "completion_date": "2022-03-21",
      "has_results": true,
      "last_update_posted_date": "2023-04-21",
      "last_synced_at": "2026-09-09T06:39:21.277Z",
      "location_count": 7,
      "location_summary": "Sheffield, Alabama • Pasadena, California • Tamarac, Florida + 4 more",
      "locations": [
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Tamarac",
          "state": "Florida"
        },
        {
          "city": "Stony Brook",
          "state": "New York"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04557189"
    },
    {
      "nct_id": "NCT04486950",
      "title": "A Study of TAK-951 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "TAK-951",
          "type": "DRUG"
        },
        {
          "name": "TAK-951 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "19 Years to 55 Years"
      },
      "enrollment_count": 32,
      "start_date": "2020-07-07",
      "completion_date": "2021-05-27",
      "has_results": true,
      "last_update_posted_date": "2023-03-10",
      "last_synced_at": "2026-09-09T06:39:21.277Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04486950"
    }
  ]
}