{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=26",
    "query": {
      "intervention": "placebo group",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 7252,
    "total_pages": 726,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T15:33:52.271Z",
  "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": "NCT00319956",
      "title": "Trial II of Lung Protection With Azithromycin in the Preterm Infant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bronchopulmonary Dysplasia"
      ],
      "interventions": [
        {
          "name": "Azithromycin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hubert Ballard",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "72 Hours",
        "sex": "ALL",
        "summary": "Up to 72 Hours"
      },
      "enrollment_count": 220,
      "start_date": "2004-09",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2018-06-27",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00319956"
    },
    {
      "nct_id": "NCT02270983",
      "title": "Phase 2 Randomized, Double-Blind, Placebo-Controlled, Parallel Group Trial of Linaclotide Administered to Patients With Opioid-Induced Constipation Receiving Chronic Opioid Treatment for Non-Cancer Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid-Induced Constipation"
      ],
      "interventions": [
        {
          "name": "Linaclotide 145 micrograms",
          "type": "DRUG"
        },
        {
          "name": "Linaclotide 290 micrograms",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forest Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 254,
      "start_date": "2014-10-31",
      "completion_date": "2015-10-31",
      "has_results": true,
      "last_update_posted_date": "2019-04-08",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 77,
      "location_summary": "Anniston, Alabama • Foley, Alabama • Phoenix, Arizona + 67 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Foley",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02270983"
    },
    {
      "nct_id": "NCT05650229",
      "title": "Efficacy of KL1333 in Adult Patients With Primary Mitochondrial Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Mitochondrial Disease"
      ],
      "interventions": [
        {
          "name": "KL1333",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pharming Technologies B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2022-12-13",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 20,
      "location_summary": "Orange, California • San Diego, California • San Francisco, California + 15 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05650229"
    },
    {
      "nct_id": "NCT05643729",
      "title": "Zofin to Treat Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Zofin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "ZEO ScientifiX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-11-15",
      "completion_date": "2024-08-31",
      "has_results": false,
      "last_update_posted_date": "2023-11-01",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05643729"
    },
    {
      "nct_id": "NCT05462522",
      "title": "A Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of RO7303509 in Participants With Systemic Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Systemic Sclerosis"
      ],
      "interventions": [
        {
          "name": "RO7303509",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "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": 56,
      "start_date": "2023-01-16",
      "completion_date": "2025-07-11",
      "has_results": false,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 3,
      "location_summary": "Palo Alto, California • New York, New York • Dallas, Texas",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05462522"
    },
    {
      "nct_id": "NCT02802345",
      "title": "Efficacy and Safety of Nintedanib Co-administered With Sildenafil in Idiopathic Pulmonary Fibrosis Patients With Advanced Lung Function Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Idiopathic Pulmonary Fibrosis"
      ],
      "interventions": [
        {
          "name": "Nintedanib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Sildenafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 274,
      "start_date": "2016-06-30",
      "completion_date": "2018-04-13",
      "has_results": true,
      "last_update_posted_date": "2019-01-11",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Stamford, Connecticut • Jacksonville, Florida + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02802345"
    },
    {
      "nct_id": "NCT02358694",
      "title": "Safety and Tolerability of Serum Derived Bovine Immunoglobulin in Children With Diarrhea Predominant IBS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diarrhea Predominant Irritable Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Serum-Derived Bovine Immunoglobulin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Connecticut Children's Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 20,
      "start_date": "2014-06-15",
      "completion_date": "2015-06-01",
      "has_results": false,
      "last_update_posted_date": "2019-02-18",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02358694"
    },
    {
      "nct_id": "NCT01853722",
      "title": "A Phase 2, Open-Label, Randomized, Parallel Group, Placebo-Controlled, Single-Center Study to Assess Anti-microbial Efficacy and Safety of DCN01 Compared to Unisol® Following Topical Periocular Administration in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ocular Infection"
      ],
      "interventions": [
        {
          "name": "DCN01",
          "type": "DRUG"
        },
        {
          "name": "Unisol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Deacon Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2013-04",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2016-02-11",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 1,
      "location_summary": "Andover, Massachusetts",
      "locations": [
        {
          "city": "Andover",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01853722"
    },
    {
      "nct_id": "NCT00655681",
      "title": "Prevention of Post Operative Bone Loss in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis",
        "Cerebral Palsy",
        "Spina Bifida",
        "Osteopenia",
        "Osteogenesis Imperfecta"
      ],
      "interventions": [
        {
          "name": "pamidronate",
          "type": "DRUG"
        },
        {
          "name": "saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of New Mexico",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "4 Years to 18 Years"
      },
      "enrollment_count": 24,
      "start_date": "2007-09",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2023-08-22",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00655681"
    },
    {
      "nct_id": "NCT00368030",
      "title": "A Study of Eszopiclone in Subjects With Insomnia Related to Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Insomnia",
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Eszopiclone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 545,
      "start_date": "2004-01",
      "completion_date": "2004-10",
      "has_results": false,
      "last_update_posted_date": "2012-02-22",
      "last_synced_at": "2026-10-15T15:33:52.271Z",
      "location_count": 65,
      "location_summary": "Birmingham, Alabama • Peoria, Arizona • Tucson, Arizona + 62 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00368030"
    }
  ]
}