{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=14",
    "query": {
      "intervention": "placebo",
      "page": 14
    },
    "page_size": 10
  },
  "pagination": {
    "page": 14,
    "page_size": 10,
    "total_count": 33061,
    "total_pages": 3307,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=15&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=13&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T09:13:30.104Z",
  "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": "NCT06164756",
      "title": "Long Term Follow Up KET-PD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavior Therapy (CBT)",
          "type": "OTHER"
        },
        {
          "name": "Treatment As Usual (TAU)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 49,
      "start_date": "2023-10-18",
      "completion_date": "2026-03-26",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06164756"
    },
    {
      "nct_id": "NCT03533556",
      "title": "Effects of L-theanine and Caffeine on Attention and Attention-related Brain Activity of Children With Attention Deficit Hyperactivity Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "L-theanine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Caffeine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "L-theanine-Caffeine Combination",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "MALE",
        "summary": "8 Years to 17 Years · Male only"
      },
      "enrollment_count": 6,
      "start_date": "2018-05-14",
      "completion_date": "2018-08-31",
      "has_results": false,
      "last_update_posted_date": "2019-04-12",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03533556"
    },
    {
      "nct_id": "NCT05531656",
      "title": "A Study to Evaluate the Safety and Efficacy of CT1812 in Early Alzheimer's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Early Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "CT1812",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cognition Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 540,
      "start_date": "2023-06-28",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05531656"
    },
    {
      "nct_id": "NCT01458951",
      "title": "A Study To Evaluate Both The Efficacy and Safety Profile of CP-690,550 In Patients With Moderately to Severely Active Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "tofacitinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 547,
      "start_date": "2012-06",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2016-06-01",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 62,
      "location_summary": "Tucson, Arizona • Oceanside, California • San Diego, California + 33 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01458951"
    },
    {
      "nct_id": "NCT00371137",
      "title": "A Safety and Efficacy Study of Xyrem® in Subjects With Fibromyalgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Xyrem®",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 548,
      "start_date": "2006-08",
      "completion_date": "2008-12",
      "has_results": true,
      "last_update_posted_date": "2011-12-29",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 70,
      "location_summary": "Anniston, Alabama • Huntsville, Alabama • Phoenix, Arizona + 60 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00371137"
    },
    {
      "nct_id": "NCT02228837",
      "title": "The Health-Promoting Role of Pears in Men and Women With Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Pear",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "45 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2014-08",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-12-08",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02228837"
    },
    {
      "nct_id": "NCT05113745",
      "title": "A Study to Assess the Long-term Efficacy and Safety of AXS-12 (Reboxetine) in Subjects With Narcolepsy (ENCORE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Narcolepsy",
        "Cataplexy",
        "Excessive Daytime Sleepiness"
      ],
      "interventions": [
        {
          "name": "AXS-12 (reboxetine)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Axsome Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "15 Years to 75 Years"
      },
      "enrollment_count": 68,
      "start_date": "2021-10-20",
      "completion_date": "2024-11-15",
      "has_results": false,
      "last_update_posted_date": "2025-11-13",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 24,
      "location_summary": "Phoenix, Arizona • Boulder, Colorado • Colorado Springs, Colorado + 20 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05113745"
    },
    {
      "nct_id": "NCT05703672",
      "title": "Switching to E-cigarettes in Smokers Not Interested in Quitting",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Reduction"
      ],
      "interventions": [
        {
          "name": "Varenicline Tartrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Electronic cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2023-07-17",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 2,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05703672"
    },
    {
      "nct_id": "NCT04166877",
      "title": "Magnesium Infusion for Pain Management in Critically Ill Trauma Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Trauma",
        "Acute Pain"
      ],
      "interventions": [
        {
          "name": "Magnesium Sulfate in Parenteral Dosage Form",
          "type": "DRUG"
        },
        {
          "name": "Normal saline placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 156,
      "start_date": "2019-12-07",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04166877"
    },
    {
      "nct_id": "NCT00539175",
      "title": "Treatment of Painful Diabetic Neuropathy With Photon Stimulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Neuropathy, Painful",
        "Diabetic Neuralgia",
        "Diabetic Polyneuropathy",
        "Diabetic Mononeuropathy"
      ],
      "interventions": [
        {
          "name": "infrared light",
          "type": "DEVICE"
        },
        {
          "name": "infrared light; placebo",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "East Bay Institute for Research and Education",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 120,
      "start_date": "2004-10",
      "completion_date": "2006-10",
      "has_results": false,
      "last_update_posted_date": "2007-10-04",
      "last_synced_at": "2026-10-17T09:13:30.104Z",
      "location_count": 1,
      "location_summary": "Martinez, California",
      "locations": [
        {
          "city": "Martinez",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00539175"
    }
  ]
}