{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Naturalistic+Prospective+Cohort",
    "query": {
      "intervention": "Naturalistic Prospective Cohort"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T16:01:50.214Z",
  "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": "NCT02718352",
      "title": "A Naturalistic Study of Adolescents and Young Adults in Treatment for Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Naturalistic Prospective Cohort",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "16 Years to 25 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-03",
      "completion_date": "2018-03",
      "has_results": false,
      "last_update_posted_date": "2018-06-27",
      "last_synced_at": "2026-09-13T16:01:50.214Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02718352"
    },
    {
      "nct_id": "NCT00688545",
      "title": "Naturalistic Safety Registry Of Celecoxib (CELEBREX(R)) And NSAIDs In Juvenile Idiopathic Arthritis",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthritis, Juvenile Rheumatoid"
      ],
      "interventions": [
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "nsNSAIDs",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 275,
      "start_date": "2009-04",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-09-13T16:01:50.214Z",
      "location_count": 27,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Washington D.C., District of Columbia + 23 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Arlington Heights",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00688545"
    },
    {
      "nct_id": "NCT06740383",
      "title": "Biomarkers/Biotypes, Course of Early Psychosis and Specialty Services",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia Spectrum and Other Psychotic Disorders",
        "Schizophrenia",
        "Delusional Disorder",
        "Bipolar 1 Disorder",
        "Schizoaffective Disorder",
        "Psychosis Not Otherwise Specified",
        "Early Psychosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 320,
      "start_date": "2023-01-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-09-13T16:01:50.214Z",
      "location_count": 6,
      "location_summary": "Hartford, Connecticut • Athens, Georgia • Chicago, Illinois + 3 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Belmont",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06740383"
    }
  ]
}