{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Fear+Conditioning",
    "query": {
      "condition": "Fear Conditioning"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 27,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Fear+Conditioning&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T16:42:10.219Z",
  "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": "NCT01800383",
      "title": "Cerebral GABA and Fear Conditioning in PTSD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stress Disorders, Post-Traumatic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Isabelle Rosso",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "20 Years to 50 Years"
      },
      "enrollment_count": 126,
      "start_date": "2013-02",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01800383"
    },
    {
      "nct_id": "NCT03033056",
      "title": "Neurobiology of Generalized Fear-Conditioning & Avoidance in Anxiety Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anxiety Disorders"
      ],
      "interventions": [
        {
          "name": "Test of fear conditioning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 208,
      "start_date": "2017-07-17",
      "completion_date": "2021-08-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-10",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03033056"
    },
    {
      "nct_id": "NCT04152772",
      "title": "Effect of tDCS Timing on Safety Memory in PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "transcranial direct current stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Butler Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 62,
      "start_date": "2019-11-22",
      "completion_date": "2024-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-21",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04152772"
    },
    {
      "nct_id": "NCT00069225",
      "title": "Brain Structure and Function Before and After Treatment for Post-Traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stress Disorders, Post-Traumatic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 95,
      "start_date": "2003-09",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00069225"
    },
    {
      "nct_id": "NCT07216222",
      "title": "K08 VR Fear Conditioning",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety and Fear",
        "PTSD",
        "Veteran"
      ],
      "interventions": [
        {
          "name": "Deep Brain Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 70,
      "start_date": "2025-03-01",
      "completion_date": "2030-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-10-14",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07216222"
    },
    {
      "nct_id": "NCT01477762",
      "title": "Cortisol Suppression and Startle Responses in Posttraumatic Stress Disorder (PTSD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "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": 165,
      "start_date": "2011-11",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01477762"
    },
    {
      "nct_id": "NCT05521074",
      "title": "Transcranial Direct Current Stimulation Potentiation of Fear Extinction in OCD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obsessive-Compulsive Disorder"
      ],
      "interventions": [
        {
          "name": "Active tDCS",
          "type": "DEVICE"
        },
        {
          "name": "Sham tDCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 86,
      "start_date": "2022-09-15",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-09",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05521074"
    },
    {
      "nct_id": "NCT00458432",
      "title": "Functional Neuroanatomy of Emotion Perception, Recognition, Learning, and Memory",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "20 Years to 40 Years"
      },
      "enrollment_count": 180,
      "start_date": "2007-04-05",
      "completion_date": "2009-08-31",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458432"
    },
    {
      "nct_id": "NCT00763178",
      "title": "Effects of Duloxetine on Fear Conditioning in Posttraumatic Stress Disorder (PTSD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Posttraumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Duloxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 26,
      "start_date": "2007-02",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2015-04-23",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00763178"
    },
    {
      "nct_id": "NCT02423044",
      "title": "Spatial Context and Fear Learning",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anxiety Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 82,
      "start_date": "2015-04-18",
      "completion_date": "2018-10-30",
      "has_results": false,
      "last_update_posted_date": "2019-11-04",
      "last_synced_at": "2026-07-23T16:42:10.219Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02423044"
    }
  ]
}