{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Extinction-only+condition",
    "query": {
      "intervention": "Extinction-only condition"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Extinction-only+condition&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T21:41:00.273Z",
  "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": "NCT04880278",
      "title": "Multimodal Assessment of Cannabinoid Target Engagement in Adults With Obsessive-Compulsive Disorder",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obsessive-Compulsive Disorder"
      ],
      "interventions": [
        {
          "name": "Nabilone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-03-01",
      "completion_date": "2024-05-08",
      "has_results": false,
      "last_update_posted_date": "2024-05-21",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04880278"
    },
    {
      "nct_id": "NCT02069366",
      "title": "Cannabinoid Control of Fear Extinction Neural Circuits in Post-traumatic Stress Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Dronabinol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 86,
      "start_date": "2014-11",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02069366"
    },
    {
      "nct_id": "NCT05925101",
      "title": "Basic and Applied Research on Extinction Bursts",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Problem Behavior",
        "Aggression",
        "Self Injury"
      ],
      "interventions": [
        {
          "name": "Extinction-only condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Rate-drop condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Rate-hold condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Magnitude-drop condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Magnitude-hold condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quality-drop condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quality-hold condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Rate-drop/quality-increase condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-07-07",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Somerset, New Jersey",
      "locations": [
        {
          "city": "Somerset",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05925101"
    },
    {
      "nct_id": "NCT05790668",
      "title": "Motivational Refinements for Facilitating Reinforcement Schedule Thinning",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Decreasing Destructive Behavior",
        "Increasing Functional Communicative Behavior"
      ],
      "interventions": [
        {
          "name": "Traditional Schedule Thinning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PIA-Informed Schedule Thinning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PIA-Informed Schedule Thinning with Competing Stimuli",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-10-24",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 2,
      "location_summary": "New Brunswick, New Jersey • Somerset, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Somerset",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05790668"
    },
    {
      "nct_id": "NCT02766192",
      "title": "TIMBER Psychotherapy and Ketamine Single Infusion in Chronic PTSD",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Ketamine",
          "type": "DRUG"
        },
        {
          "name": "TIMBER Psychotherapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo (normal saline)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "The Cooper Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-05-09",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Camden, New Jersey",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02766192"
    },
    {
      "nct_id": "NCT05445596",
      "title": "Improving Treatment for Children With Intellectual and Developmental Disabilities and Problem Behavior in Schools",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Problem Behavior",
        "Intellectual Disability",
        "Developmental Disorder"
      ],
      "interventions": [
        {
          "name": "Functional communication training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Western Kentucky University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "3 Years to 11 Years"
      },
      "enrollment_count": 1,
      "start_date": "2022-09-01",
      "completion_date": "2022-12-20",
      "has_results": false,
      "last_update_posted_date": "2023-03-14",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Bowling Green, Kentucky",
      "locations": [
        {
          "city": "Bowling Green",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05445596"
    },
    {
      "nct_id": "NCT01944423",
      "title": "Enhancing Panic and Smoking Reduction Treatment With D-Cycloserine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Nicotine Addiction",
        "Panic Attack"
      ],
      "interventions": [
        {
          "name": "d-cycloserine",
          "type": "DRUG"
        },
        {
          "name": "Pill Placebo",
          "type": "DRUG"
        },
        {
          "name": "Nicotine replacement therapy",
          "type": "DRUG"
        },
        {
          "name": "Panic and Smoking Reduction Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 53,
      "start_date": "2013-10",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2021-05-19",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01944423"
    },
    {
      "nct_id": "NCT01574118",
      "title": "Enhancing Exposure Therapy for Post-traumatic Stress Disorder",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Posttraumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Revisiting the Trauma memories",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Processing the trauma memories",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Psychoeducation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Trauma Memory Retrieval Trial",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to video clips related to the patient's trauma",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Breathing retraining",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure Homework",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Compound extinction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 27,
      "start_date": "2012-04",
      "completion_date": "2020-03",
      "has_results": false,
      "last_update_posted_date": "2022-08-29",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574118"
    },
    {
      "nct_id": "NCT06732219",
      "title": "A Single-Arm Pilot Trial for Mitigating Relapse of Severe Problem Behavior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Challenging Behavior"
      ],
      "interventions": [
        {
          "name": "Functional Communication Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Extinction-Correlated Stimuli",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caregiver Fading",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Structured-Probe Schedule Thinning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Multiple-Context Generalization Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Auburn University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 10,
      "start_date": "2024-11-14",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 2,
      "location_summary": "Auburn, Alabama • Baltimore, Maryland",
      "locations": [
        {
          "city": "Auburn",
          "state": "Alabama"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06732219"
    },
    {
      "nct_id": "NCT03343106",
      "title": "Combining Acceptance and Commitment Therapy With Exposure and Response Prevention to Enhance Treatment Engagement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obsessive-Compulsive Disorder"
      ],
      "interventions": [
        {
          "name": "ACT plus ERP",
          "type": "BEHAVIORAL"
        },
        {
          "name": "ERP alone",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Utah State University",
      "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": 58,
      "start_date": "2011-07-12",
      "completion_date": "2017-01-09",
      "has_results": false,
      "last_update_posted_date": "2017-11-17",
      "last_synced_at": "2026-09-06T21:41:00.273Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Logan, Utah",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Logan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03343106"
    }
  ]
}