{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+pills&page=4",
    "query": {
      "intervention": "placebo pills",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 2162,
    "total_pages": 217,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+pills&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+pills&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T13:51:32.201Z",
  "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": "NCT01797380",
      "title": "A Trial Examining the Efficacy of Escitalopram Oxalate Upon Depressive Symptoms and Fatigue in HIV Seropositive Women",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Escitalopram",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 5,
      "start_date": "2008-01",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2013-05-27",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01797380"
    },
    {
      "nct_id": "NCT01636570",
      "title": "Vitamin D3 Supplementation for Heart Failure Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Heart Failure",
        "Vitamin D Deficiency",
        "Cardiomyopathy",
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Placebo Comparator: Sugar Pill",
          "type": "DRUG"
        },
        {
          "name": "Vitamin D3 (cholecalciferol)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Heidi Moretti, MS, RD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 40,
      "start_date": "2012-08",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2017-04-26",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 2,
      "location_summary": "Missoula, Montana",
      "locations": [
        {
          "city": "Missoula",
          "state": "Montana"
        },
        {
          "city": "Missoula",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01636570"
    },
    {
      "nct_id": "NCT01020903",
      "title": "Aprepitant for Post-operative Nausea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Nausea"
      ],
      "interventions": [
        {
          "name": "Aprepitant",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2009-11",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 1,
      "location_summary": "Staten Island, New York",
      "locations": [
        {
          "city": "Staten Island",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01020903"
    },
    {
      "nct_id": "NCT00029497",
      "title": "Sham Device, Pill Placebo or Treatment For Arm Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cumulative Trauma Disorders",
        "Repetitive Strain Injury",
        "Carpal Tunnel Syndrome",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Acupuncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Amitriptyline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": null,
      "completion_date": "2004-06",
      "has_results": false,
      "last_update_posted_date": "2013-03-22",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00029497"
    },
    {
      "nct_id": "NCT00722124",
      "title": "S-Adenosyl-L-Methionine (SAMe) for Smoking Abstinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "S-Adenosyl-L-Methionine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2008-09",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2011-09-09",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 2,
      "location_summary": "Rochester, Minnesota • La Crosse, Wisconsin",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00722124"
    },
    {
      "nct_id": "NCT02965027",
      "title": "Prazosin for Post-Concussive Headaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post-Traumatic Headache"
      ],
      "interventions": [
        {
          "name": "Prazosin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seattle Institute for Biomedical and Clinical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2016-11-29",
      "completion_date": "2023-06-07",
      "has_results": true,
      "last_update_posted_date": "2024-07-10",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington • Tacoma, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02965027"
    },
    {
      "nct_id": "NCT02047539",
      "title": "Randomized Controlled Trial of Aspirin vs Placebo in the Treatment of Pre-psychosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Clinical High Risk for Psychosis"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "19 Years to 35 Years"
      },
      "enrollment_count": 1,
      "start_date": "2015-01",
      "completion_date": "2021-03",
      "has_results": false,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02047539"
    },
    {
      "nct_id": "NCT03980561",
      "title": "UH3 Varenicline for Cannabis Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cannabis Use Disorder"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 174,
      "start_date": "2020-01-31",
      "completion_date": "2023-12-01",
      "has_results": true,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 2,
      "location_summary": "Charleston, South Carolina • Pickens, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Pickens",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03980561"
    },
    {
      "nct_id": "NCT01337986",
      "title": "Ampyra for Optic Neuritis in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Optic Neuritis"
      ],
      "interventions": [
        {
          "name": "Dalfampridine/Placebo",
          "type": "DRUG"
        },
        {
          "name": "Placebo/Dalfampridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 53,
      "start_date": "2011-05",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2020-01-30",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01337986"
    },
    {
      "nct_id": "NCT00881322",
      "title": "A Study on Intestinal Gas Symptoms to Evaluate the Effects of Gas Defense in Otherwise Healthy Adult",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Pain",
        "Abdominal Cramps",
        "Flatulence"
      ],
      "interventions": [
        {
          "name": "BC-130 (Gas Defense)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Miami Research Associates",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 61,
      "start_date": "2008-06",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2009-09-30",
      "last_synced_at": "2026-10-02T13:51:32.201Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00881322"
    }
  ]
}