{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Emergency+Department+Observation+Protocol",
    "query": {
      "intervention": "Emergency Department Observation Protocol"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Emergency+Department+Observation+Protocol&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T04:12:49.923Z",
  "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": "NCT01003262",
      "title": "Evaluating an Emergency Department Observation Syncope Protocol for Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Syncope"
      ],
      "interventions": [
        {
          "name": "Emergency Department Observation Protocol",
          "type": "OTHER"
        },
        {
          "name": "Unstructured, inpatient evaluation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 123,
      "start_date": "2010-03",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2023-02-13",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Boston, Massachusetts • Royal Oaks, Michigan + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Royal Oaks",
          "state": "Michigan"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01003262"
    },
    {
      "nct_id": "NCT01859715",
      "title": "Emergency Department (ED) Drug Interaction in Emergency Department Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drug Interactions"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Hydrocodone",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 502,
      "start_date": "2012-06",
      "completion_date": "2013-02",
      "has_results": true,
      "last_update_posted_date": "2016-05-05",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01859715"
    },
    {
      "nct_id": "NCT00678639",
      "title": "Cost Comparison of Cardiac Magnetic Resonance Imaging (MRI) Use in Emergency Department (ED) Patients With Chest Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Coronary Syndrome",
        "Chest Pain"
      ],
      "interventions": [
        {
          "name": "Observation unit care, coupled with cardiac MRI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2008-01",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2018-09-11",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00678639"
    },
    {
      "nct_id": "NCT04642404",
      "title": "CBD for Dental Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Odontalgia",
        "Toothache"
      ],
      "interventions": [
        {
          "name": "Epidiolex 100 mg/mL Oral Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 64,
      "start_date": "2021-03-01",
      "completion_date": "2023-03-13",
      "has_results": true,
      "last_update_posted_date": "2024-05-09",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04642404"
    },
    {
      "nct_id": "NCT03899506",
      "title": "Olanzapine Versus Midazolam for Agitation",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Agitation,Psychomotor"
      ],
      "interventions": [
        {
          "name": "Olanzapine",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hennepin Healthcare Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 206,
      "start_date": "2018-06-18",
      "completion_date": "2018-07-16",
      "has_results": false,
      "last_update_posted_date": "2019-05-13",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03899506"
    },
    {
      "nct_id": "NCT05391893",
      "title": "Effect of Oral and Intravenous Diltiazem Protocol for Emergency Department Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Oral",
          "type": "DRUG"
        },
        {
          "name": "Intravenous drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corewell Health South",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 444,
      "start_date": "2020-06-19",
      "completion_date": "2023-04-01",
      "has_results": true,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Saint Joseph, Michigan",
      "locations": [
        {
          "city": "Saint Joseph",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05391893"
    },
    {
      "nct_id": "NCT00321022",
      "title": "Transient Ischemic Attack (TIA) Accelerated Diagnostic Protocol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transient Ischemic Attack"
      ],
      "interventions": [
        {
          "name": "Accelerated Diagnostic Protocol Emergency Department Observational Unit",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Corewell Health East",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2003-08",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2012-03-19",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Royal Oak, Michigan",
      "locations": [
        {
          "city": "Royal Oak",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00321022"
    },
    {
      "nct_id": "NCT03211897",
      "title": "Olanzapine, Haloperidol, Ziprasidone, Midazolam for Acute Undifferentiated Agitation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Agitation,Psychomotor"
      ],
      "interventions": [
        {
          "name": "Haloperidol Injection",
          "type": "DRUG"
        },
        {
          "name": "Ziprasidone Injection",
          "type": "DRUG"
        },
        {
          "name": "OLANZapine Injection",
          "type": "DRUG"
        },
        {
          "name": "Midazolam injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hennepin Healthcare Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 737,
      "start_date": "2017-06-15",
      "completion_date": "2017-10-01",
      "has_results": false,
      "last_update_posted_date": "2018-03-16",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03211897"
    },
    {
      "nct_id": "NCT00869245",
      "title": "Efficacy Evaluation of Observation Unit Cardiac Magnetic Resonance Imaging (MRI) in Patients With Intermediate Risk Acute Chest Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Coronary Syndrome",
        "Chest Pain"
      ],
      "interventions": [
        {
          "name": "OU - Cardiac MRI",
          "type": "OTHER"
        },
        {
          "name": "OU - Conventional Care Testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 124,
      "start_date": "2009-03",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00869245"
    },
    {
      "nct_id": "NCT02028559",
      "title": "Safety and Effectiveness of the Ultrasonic Propulsion of Kidney Stones",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones",
        "Nephrolithiasis",
        "Urolithiasis"
      ],
      "interventions": [
        {
          "name": "Propulse 1 with C5-2 probe",
          "type": "DEVICE"
        },
        {
          "name": "Propulse 1 with SC-X probe",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2013-12-17",
      "completion_date": "2026-05-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-21T04:12:49.923Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02028559"
    }
  ]
}