{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=34",
    "query": {
      "intervention": "placebo",
      "page": 34
    },
    "page_size": 10
  },
  "pagination": {
    "page": 34,
    "page_size": 10,
    "total_count": 33075,
    "total_pages": 3308,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=35&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=33&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T12:45:07.799Z",
  "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": "NCT00255164",
      "title": "Efficacy and Safety of Dexlansoprazole MR on Maintaining Healing in Subjects With Healed Erosive Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Esophagitis, Reflux",
        "Esophagitis, Peptic"
      ],
      "interventions": [
        {
          "name": "Dexlansoprazole MR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 451,
      "start_date": "2006-01",
      "completion_date": "2006-11",
      "has_results": true,
      "last_update_posted_date": "2012-02-03",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 96,
      "location_summary": "Alabaster, Alabama • Birmingham, Alabama • Huntsville, Alabama + 93 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00255164"
    },
    {
      "nct_id": "NCT01354964",
      "title": "Effect of Vitamin D Repletion on Insulin Resistance and Systemic Inflammation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Vitamin D",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 19,
      "start_date": "2009-03-13",
      "completion_date": "2015-09-03",
      "has_results": true,
      "last_update_posted_date": "2020-11-02",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01354964"
    },
    {
      "nct_id": "NCT00685009",
      "title": "The Women's Health Initiative Memory Study (The WHIMS Study)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dementia Syndromes"
      ],
      "interventions": [
        {
          "name": "Estrogen hormone therapy",
          "type": "DRUG"
        },
        {
          "name": "Estrogen plus progesterone hormone therapy",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "65 Years to 79 Years · Female only"
      },
      "enrollment_count": 7525,
      "start_date": "1996-01",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2015-10-19",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00685009"
    },
    {
      "nct_id": "NCT02786732",
      "title": "Study to Evaluate Broadlumab vs Placebo and Ustekinumab",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "210mg Brodalumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "140mg Brodalumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ustekinumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "MedDerm Associates",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 15,
      "start_date": "2012-08",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2016-06-01",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786732"
    },
    {
      "nct_id": "NCT01391832",
      "title": "Novel Treatment of Emotional Dysfunction in Post Traumatic Stress Disorder (PTSD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Repetitive Transcranial Magnetic Stimulation (rTMS)",
          "type": "DEVICE"
        },
        {
          "name": "Cognitive Processing Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Repetitive Transcranial Magnet Stimulation (rTMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas at Dallas",
      "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": 103,
      "start_date": "2011-07",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2024-01-22",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01391832"
    },
    {
      "nct_id": "NCT02323698",
      "title": "Effects of Caffeine and Intermittent Hypoxia on Leg Function in Human Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Caffeine",
          "type": "DRUG"
        },
        {
          "name": "AIH",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "SHAM",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 36,
      "start_date": "2019-01-01",
      "completion_date": "2022-02-19",
      "has_results": true,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02323698"
    },
    {
      "nct_id": "NCT04111263",
      "title": "Gut-microbiota Targeted Nutritional Intervention for Gut Barrier Integrity at High Altitude",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Injury",
        "Acute Mountain Sickness"
      ],
      "interventions": [
        {
          "name": "FP",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High altitude",
          "type": "OTHER"
        },
        {
          "name": "Sea level",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "United States Army Research Institute of Environmental Medicine",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "17 Years to 39 Years"
      },
      "enrollment_count": 33,
      "start_date": "2019-10-06",
      "completion_date": "2022-11-05",
      "has_results": false,
      "last_update_posted_date": "2022-12-23",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "Natick, Massachusetts",
      "locations": [
        {
          "city": "Natick",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04111263"
    },
    {
      "nct_id": "NCT02832687",
      "title": "Multi-dose Acetaminophen for Patients Undergoing General Anesthesia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Recovery Following Cholecystectomy"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2017-06-19",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 3,
      "location_summary": "Newark, New Jersey • Brooklyn, New York",
      "locations": [
        {
          "city": "Newark",
          "state": "New Jersey"
        },
        {
          "city": "Newark",
          "state": "New Jersey"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02832687"
    },
    {
      "nct_id": "NCT03231514",
      "title": "Determining the Ergogenic Effects of Carb10™ Supplementation on Carbohydrate-Rich and Carbohydrate-Restricted Diets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketogenic Dieting"
      ],
      "interventions": [
        {
          "name": "Carbohydrate Supplement (Carb10)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Diet",
          "type": "OTHER"
        },
        {
          "name": "Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Texas Woman's University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 59,
      "start_date": "2017-01",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-02-20",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "Denton, Texas",
      "locations": [
        {
          "city": "Denton",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03231514"
    },
    {
      "nct_id": "NCT04670614",
      "title": "Regional Anesthesia (Supra-Orbital and Infra-Orbital Nerve Block) (SION) for Pain Management in Trans-sphenoidal Hypophysectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-operative Surgical Pain"
      ],
      "interventions": [
        {
          "name": "Nerve Block with ropivicaine 0.5% Injectable Solution",
          "type": "PROCEDURE"
        },
        {
          "name": "Nerve Block with Placebo sham control of 0.9% Normal Saline",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 49,
      "start_date": "2017-01-15",
      "completion_date": "2018-12-25",
      "has_results": false,
      "last_update_posted_date": "2020-12-17",
      "last_synced_at": "2026-10-20T12:45:07.799Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04670614"
    }
  ]
}