{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Matching+Intramuscular+Placebo&page=5",
    "query": {
      "intervention": "Matching Intramuscular Placebo",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 111,
    "total_pages": 12,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Matching+Intramuscular+Placebo&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Matching+Intramuscular+Placebo&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T04:01:46.217Z",
  "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": "NCT04908683",
      "title": "A Study of an Adenovirus Serotype 26 Pre-fusion Conformation-stabilized F Protein (Ad26. RSV. preF) Based Respiratory Syncytial Virus (RSV) Vaccine in the Prevention of Lower Respiratory Tract Disease in Adults Aged 60 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Viruses",
        "Lower Respiratory Tract Disease"
      ],
      "interventions": [
        {
          "name": "Adenovirus serotype 26 (Ad26)-based respiratory syncytial virus (RSV). preF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 25236,
      "start_date": "2021-07-21",
      "completion_date": "2023-07-21",
      "has_results": true,
      "last_update_posted_date": "2025-11-13",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 156,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 126 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04908683"
    },
    {
      "nct_id": "NCT06143046",
      "title": "A Study of mRNA-1345 Vaccine Targeting Respiratory Syncytial Virus in Pregnant Women and in Infants Born to Vaccinated Mothers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus"
      ],
      "interventions": [
        {
          "name": "mRNA-1345",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "0 Years to 40 Years"
      },
      "enrollment_count": 360,
      "start_date": "2023-11-15",
      "completion_date": "2026-05-25",
      "has_results": false,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 22,
      "location_summary": "Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 19 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Gardena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06143046"
    },
    {
      "nct_id": "NCT01887912",
      "title": "Study of a Candidate Clostridium Difficile Toxoid Vaccine in Subjects at Risk for C. Difficile Infection",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Clostridium Difficile Infection"
      ],
      "interventions": [
        {
          "name": "C. difficile Toxoid Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo: 0.9% normal saline",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 9302,
      "start_date": "2013-07-30",
      "completion_date": "2018-06-12",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 142,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Flagstaff, Arizona + 124 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Flagstaff",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Surprise",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01887912"
    },
    {
      "nct_id": "NCT07871877",
      "title": "Medically Supervised Ibogaine With 12-Month Digital Recovery Support for Opioid Use Disorder",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Opioid Withdrawal",
        "Substance Use Disorders"
      ],
      "interventions": [
        {
          "name": "Ibogaine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Extended-release naltrexone injection, 380 mg",
          "type": "DRUG"
        },
        {
          "name": "Matching Oral Placebo",
          "type": "DRUG"
        },
        {
          "name": "Matching Intramuscular Placebo",
          "type": "DRUG"
        },
        {
          "name": "My-E-Health SENTINEL Digital Monitoring and Human-Gated Escalation Platform",
          "type": "DEVICE"
        },
        {
          "name": "Standardized Psychological Preparation, Integration and Recovery Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Garmin-Enabled Longitudinal Wellness Monitoring",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Clive Michelsen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2027-07-01",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 1,
      "location_summary": "Basalt, Colorado",
      "locations": [
        {
          "city": "Basalt",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07871877"
    },
    {
      "nct_id": "NCT06310291",
      "title": "VTP-1000 in Adults With Celiac Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Celiac Disease"
      ],
      "interventions": [
        {
          "name": "VTP-1000",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Matched Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Barinthus Biotherapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 45,
      "start_date": "2024-08-01",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • Colorado Springs, Colorado • Jacksonville, Florida + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06310291"
    },
    {
      "nct_id": "NCT01449565",
      "title": "Extended-Release Naltrexone to Treat Methamphetamine Dependence in Men Who Have Sex With Men (MSM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Amphetamine-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "San Francisco Department of Public Health",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 100,
      "start_date": "2012-09",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-04-13",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01449565"
    },
    {
      "nct_id": "NCT05526716",
      "title": "A Study to Evaluate the Safety, Tolerability, and Immunogenicity of V116 When Administered Concomitantly With Influenza Vaccine in Adults 50 Years of Age or Older (V116-005, STRIDE-5)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumonia, Pneumococcal"
      ],
      "interventions": [
        {
          "name": "V116",
          "type": "BIOLOGICAL"
        },
        {
          "name": "QIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Matching Placebo for V116",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 1080,
      "start_date": "2022-09-23",
      "completion_date": "2023-06-21",
      "has_results": true,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 56,
      "location_summary": "Phoenix, Arizona • Canoga Park, California • La Mesa, California + 46 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Montclair",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05526716"
    },
    {
      "nct_id": "NCT04436276",
      "title": "A Study of Ad26.COV2.S in Adults (COVID-19)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Covid-19 Prevention"
      ],
      "interventions": [
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1085,
      "start_date": "2020-07-15",
      "completion_date": "2023-02-21",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 7,
      "location_summary": "San Diego, California • Melbourne, Florida • Peoria, Illinois + 4 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04436276"
    },
    {
      "nct_id": "NCT00285259",
      "title": "Cytomegalovirus (CMV) Vaccine in Donors and Recipients Undergoing Allogeneic Hematopoietic Cell Transplant (HCT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Chronic Myelogenous Leukemia",
        "Acute Myelogenous Leukemia",
        "Hodgkin's Lymphoma",
        "Non-Hodgkin's Lymphoma",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "VCL-CB01",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Phosphate-buffered Saline (PBS)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Astellas Pharma Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 112,
      "start_date": "2006-01-31",
      "completion_date": "2010-11-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 22,
      "location_summary": "Tucson, Arizona • Duarte, California • Denver, Colorado + 17 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00285259"
    },
    {
      "nct_id": "NCT02144610",
      "title": "Efficacy and Safety of AMG0001 in Subjects With Critical Limb Ischemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Critical Limb Ischemia"
      ],
      "interventions": [
        {
          "name": "HGF Plasmid (AMG0001)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Matching Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "AnGes USA, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 46,
      "start_date": "2014-11-12",
      "completion_date": "2016-11-28",
      "has_results": true,
      "last_update_posted_date": "2019-08-13",
      "last_synced_at": "2026-10-14T04:01:46.217Z",
      "location_count": 28,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • La Jolla, California + 23 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02144610"
    }
  ]
}