{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Attention+Placebo",
    "query": {
      "intervention": "Attention Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 774,
    "total_pages": 78,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Attention+Placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T05:10:06.084Z",
  "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": "NCT03904498",
      "title": "COMT Inhibition Among Individuals With Comorbid AUD/ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder",
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Tolcapone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 23,
      "start_date": "2021-08-16",
      "completion_date": "2026-03-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03904498"
    },
    {
      "nct_id": "NCT04141163",
      "title": "Metformin in Patients With Fragile X",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Fragile X Syndrome"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rowan University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2019-10-29",
      "completion_date": "2021-03",
      "has_results": false,
      "last_update_posted_date": "2019-10-31",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 1,
      "location_summary": "Stratford, New Jersey",
      "locations": [
        {
          "city": "Stratford",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04141163"
    },
    {
      "nct_id": "NCT00955487",
      "title": "Examining the Use of Non-Invasive Inhaled Nitric Oxide to Reduce Chronic Lung Disease in Premature Newborns",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [
        {
          "name": "Inhaled Nitric Oxide (iNO)",
          "type": "DRUG"
        },
        {
          "name": "Nitrogen (placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "72 Hours",
        "sex": "ALL",
        "summary": "Up to 72 Hours"
      },
      "enrollment_count": 124,
      "start_date": "2007-01",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-06-15",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • San Diego, California • Aurora, Colorado + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00955487"
    },
    {
      "nct_id": "NCT00485550",
      "title": "Comparison of Atomoxetine Plus Either Comparator or Placebo in Children With ADHD Who Haven't Responded to Stimulant Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Atomoxetine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 14,
      "start_date": "2004-01",
      "completion_date": "2005-03",
      "has_results": false,
      "last_update_posted_date": "2007-06-13",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00485550"
    },
    {
      "nct_id": "NCT05453578",
      "title": "A Phase 1b/2 Trial of the Safety and Microbiological Activity of Bacteriophage Therapy in Cystic Fibrosis Subjects Colonized With Pseudomonas Aeruginosa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Bacterial Disease Carrier",
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "WRAIR-PAM-CF1",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2022-10-03",
      "completion_date": "2025-04-10",
      "has_results": true,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 19,
      "location_summary": "Tucson, Arizona • La Jolla, California • Los Angeles, California + 15 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05453578"
    },
    {
      "nct_id": "NCT02763579",
      "title": "A Study of Carboplatin Plus Etoposide With or Without Atezolizumab in Participants With Untreated Extensive-Stage (ES) Small Cell Lung Cancer (SCLC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Small Cell Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab (MPDL3280A), an engineered anti-PD-L1 antibody",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 503,
      "start_date": "2016-06-07",
      "completion_date": "2022-07-07",
      "has_results": true,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 22,
      "location_summary": "Fort Myers, Florida • Orlando, Florida • St. Petersburg, Florida + 18 more",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02763579"
    },
    {
      "nct_id": "NCT00429091",
      "title": "A Dose-Ranging Study of the Efficacy of ABT-894 in Adults With Attention-Deficit/Hyperactivity Disorder (ADHD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention-Deficit/Hyperactivity Disorder",
        "ADHD"
      ],
      "interventions": [
        {
          "name": "ABT-894",
          "type": "DRUG"
        },
        {
          "name": "atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 243,
      "start_date": "2007-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-11-02",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 22,
      "location_summary": "San Francisco, California • Wildomar, California • Orlando, Florida + 19 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Wildomar",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Libertyville",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00429091"
    },
    {
      "nct_id": "NCT00228046",
      "title": "Medication Strategies for Treating Aggressive Behavior in Youth With Attention Deficit Hyperactivity Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity",
        "Conduct Disorder",
        "Oppositional Defiant Disorder"
      ],
      "interventions": [
        {
          "name": "Divalproex Sodium",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Dextroamphetamine",
          "type": "DRUG"
        },
        {
          "name": "Mixed Amphetamine Salts",
          "type": "DRUG"
        },
        {
          "name": "Family Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavior Management Training with Parents",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "6 Years to 14 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-01",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2013-10-31",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 2,
      "location_summary": "New Hyde Park, New York • Stony Brook, New York",
      "locations": [
        {
          "city": "New Hyde Park",
          "state": "New York"
        },
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00228046"
    },
    {
      "nct_id": "NCT06115603",
      "title": "The Effects of Cannabigerol on Attention-Deficit/Hyperactivity Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Attention-Deficit/Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Cannabigerol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Arkansas, Fayetteville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 76,
      "start_date": "2024-12-14",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06115603"
    },
    {
      "nct_id": "NCT00778310",
      "title": "Neuroimaging of the Effects of Concerta in the Treatment of ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Attention Deficit Disorder With Hyperactivity"
      ],
      "interventions": [
        {
          "name": "methylphenidate-OROS",
          "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": "9 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "9 Years to 25 Years"
      },
      "enrollment_count": 76,
      "start_date": "2008-11",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-07-13",
      "last_synced_at": "2026-09-04T05:10:06.084Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00778310"
    }
  ]
}