{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo%3B+placebo+comparator+condition&page=57",
    "query": {
      "intervention": "Placebo; placebo comparator condition",
      "page": 57
    },
    "page_size": 10
  },
  "pagination": {
    "page": 57,
    "page_size": 10,
    "total_count": 7774,
    "total_pages": 778,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo%3B+placebo+comparator+condition&page=58&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo%3B+placebo+comparator+condition&page=56&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T16:29:13.605Z",
  "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": "NCT01602016",
      "title": "A Folinic Acid Intervention for Autism Spectrum Disorders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Autistic Disorder",
        "Autism",
        "Asperger's Syndrome",
        "Pervasive Development Disorders"
      ],
      "interventions": [
        {
          "name": "Folinic Acid and placebo",
          "type": "DRUG"
        },
        {
          "name": "Folinic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "3 Years to 14 Years"
      },
      "enrollment_count": 99,
      "start_date": "2012-05",
      "completion_date": "2015-11",
      "has_results": true,
      "last_update_posted_date": "2017-10-17",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01602016"
    },
    {
      "nct_id": "NCT00842816",
      "title": "Preliminary Efficacy and Safety Study of ST101 Plus Aricept in Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "ST101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sonexa Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2009-02",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-07",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 27,
      "location_summary": "Tucson, Arizona • Costa Mesa, California • Redlands, California + 24 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Redlands",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00842816"
    },
    {
      "nct_id": "NCT01991587",
      "title": "Safety, Tolerability and Immunogenicity of a Plant-made Seasonal Quadrivalent VLP Influenza Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Virus Diseases",
        "RNA Virus Infections",
        "Respiratory Tract Diseases",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Low dose of quadrivalent VLP vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Medium dose of quadrivalent VLP vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "High dose of quadrivalent VLP vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Medicago",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 120,
      "start_date": "2013-10-08",
      "completion_date": "2014-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-06-11",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01991587"
    },
    {
      "nct_id": "NCT00061087",
      "title": "Treatment of Adult Attention Deficit Hyperactivity Disorder (ADHD) in Methadone Patients - 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "ADHD",
        "Opioid-Related Disorders",
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 115,
      "start_date": "1998-02",
      "completion_date": "2004-10",
      "has_results": false,
      "last_update_posted_date": "2019-04-23",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00061087"
    },
    {
      "nct_id": "NCT03800134",
      "title": "A Study of Neoadjuvant/Adjuvant Durvalumab for the Treatment of Patients With Resectable Non-small Cell Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 825,
      "start_date": "2018-12-06",
      "completion_date": "2028-09-11",
      "has_results": false,
      "last_update_posted_date": "2025-06-11",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 31,
      "location_summary": "Phoenix, Arizona • Duarte, California • Orange, California + 25 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03800134"
    },
    {
      "nct_id": "NCT03290963",
      "title": "Effect of Lithium Versus Placebo in Adults With Treatment-Resistant Depression Who Are Receiving Ketamine",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Treatment Resistant Depression"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ketamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "William V. Bobo, M.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-11-30",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-08-16",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03290963"
    },
    {
      "nct_id": "NCT03345836",
      "title": "A Study of the Efficacy and Safety of Upadacitinib (ABT-494) in Participants With Moderately to Severely Active Crohn's Disease Who Have Inadequately Responded to or Are Intolerant to Biologic Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Matching Placebo for Upadacitinib",
          "type": "DRUG"
        },
        {
          "name": "Upadacitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 624,
      "start_date": "2017-11-29",
      "completion_date": "2021-08-11",
      "has_results": true,
      "last_update_posted_date": "2022-08-15",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 119,
      "location_summary": "Mobile, Alabama • Chandler, Arizona • Scottsdale, Arizona + 92 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03345836"
    },
    {
      "nct_id": "NCT00539071",
      "title": "High Dose Risperidone Consta for Patients With Schizophrenia With Poor Response to Risperidone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "long-acting injectable risperidone",
          "type": "DRUG"
        },
        {
          "name": "long acting injectable risperidone, Conventional Dose Group",
          "type": "DRUG"
        },
        {
          "name": "long acting injectable risperidone, High Dose Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern 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": 160,
      "start_date": "2008-03",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00539071"
    },
    {
      "nct_id": "NCT06073587",
      "title": "The CARDIO-TTRansform Scintigraphy Sub-study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transthyretin-Mediated Amyloid Cardiomyopathy (ATTR-CM)"
      ],
      "interventions": [
        {
          "name": "Scintigraphy scan",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Ionis Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 163,
      "start_date": "2023-04-04",
      "completion_date": "2026-03-25",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 4,
      "location_summary": "New York, New York • Durham, North Carolina • Cleveland, Ohio + 1 more",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06073587"
    },
    {
      "nct_id": "NCT05120609",
      "title": "Pilot Study to Evaluate the Self-Management of Gait, Speech, and Dexterity Symptoms in Parkinson's Disease Using a Smartphone Application",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Parkinson's Application",
          "type": "DEVICE"
        },
        {
          "name": "Digital Placebo Application",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Beats Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-12",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2021-11-15",
      "last_synced_at": "2026-10-19T16:29:13.605Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05120609"
    }
  ]
}