{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+injection&page=2",
    "query": {
      "intervention": "placebo injection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+injection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T00:38:54.188Z",
  "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": "NCT03999996",
      "title": "Long-Term Safety and Antibody Persistence of TDV and the Impact of a Booster Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dengue Fever"
      ],
      "interventions": [
        {
          "name": "Takeda's Dengue Tetravalent Vaccine (Live, Attenuated) (TDV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "63 Years",
        "sex": "ALL",
        "summary": "13 Years to 63 Years"
      },
      "enrollment_count": 365,
      "start_date": "2019-11-12",
      "completion_date": "2024-05-25",
      "has_results": true,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 8,
      "location_summary": "Huntsville, Alabama • Peoria, Illinois • Newton, Kansas + 5 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Richfield",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03999996"
    },
    {
      "nct_id": "NCT02272946",
      "title": "Effect of IL--1β Inhibition on Inflammation and Cardiovascular Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Canakinumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Priscilla Hsue, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "40 Years to 59 Years"
      },
      "enrollment_count": 43,
      "start_date": "2015-09",
      "completion_date": "2021-12",
      "has_results": true,
      "last_update_posted_date": "2023-04-20",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02272946"
    },
    {
      "nct_id": "NCT02497469",
      "title": "An Efficacy and Safety Study of Vedolizumab Intravenous (IV) Compared to Adalimumab Subcutaneous (SC) in Participants With Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Colitis, Ulcerative"
      ],
      "interventions": [
        {
          "name": "Vedolizumab",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab placebo",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab",
          "type": "DRUG"
        },
        {
          "name": "Vedolizumab placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 771,
      "start_date": "2015-06-29",
      "completion_date": "2019-01-18",
      "has_results": true,
      "last_update_posted_date": "2020-01-28",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 77,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 70 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Northridge",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02497469"
    },
    {
      "nct_id": "NCT06153966",
      "title": "PrProfile: A Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ION717",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Prion Disease"
      ],
      "interventions": [
        {
          "name": "ION717",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ionis Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 85,
      "start_date": "2024-01-04",
      "completion_date": "2030-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • New York, New York • Cleveland, Ohio",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06153966"
    },
    {
      "nct_id": "NCT00651690",
      "title": "Study of Responsiveness of Seven Functional Tasks in Patients With Poststroke Upper Limb Spasticity With Botulinum Toxin Type A Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stroke",
        "Muscle Spasticity"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin Type A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2004-03",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2008-05-28",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00651690"
    },
    {
      "nct_id": "NCT04368988",
      "title": "Evaluation of the Safety and Immunogenicity of a SARS-CoV-2 rS Nanoparticle Vaccine With/Without Matrix-M Adjuvant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2 rS - Phase 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M Adjuvant - Phase 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal saline solution (NSS), Placebo - Phase 1",
          "type": "OTHER"
        },
        {
          "name": "Normal saline solution (NSS), Placebo - Phase 2",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M Adjuvant, Day 0 - Phase 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal saline solution (NSS), Placebo, Day 21 - Phase 1",
          "type": "OTHER"
        },
        {
          "name": "SARS-CoV-2 rS/Matrix-M Adjuvant - Phase 2",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "18 Years to 84 Years"
      },
      "enrollment_count": 1419,
      "start_date": "2020-05-25",
      "completion_date": "2022-06-01",
      "has_results": false,
      "last_update_posted_date": "2023-04-10",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 8,
      "location_summary": "Savannah, Georgia • Meridian, Idaho • Newton, Kansas + 5 more",
      "locations": [
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04368988"
    },
    {
      "nct_id": "NCT06347003",
      "title": "Study of Plozasiran (ARO-APOC3) in Adults With Severe Hypertriglyceridemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Severe Hypertriglyceridemia"
      ],
      "interventions": [
        {
          "name": "Plozasiran Injection",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arrowhead Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 446,
      "start_date": "2024-07-22",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 52,
      "location_summary": "Garden Grove, California • Lake Forest, California • Montclair, California + 42 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Lake Forest",
          "state": "California"
        },
        {
          "city": "Montclair",
          "state": "California"
        },
        {
          "city": "Panorama City",
          "state": "California"
        },
        {
          "city": "Redding",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06347003"
    },
    {
      "nct_id": "NCT02516670",
      "title": "Docetaxel With or Without Ascorbic Acid in Treating Patients With Metastatic Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hormone-Resistant Prostate Cancer",
        "Metastatic Prostate Carcinoma",
        "Stage IV Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Ascorbic Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2016-06-20",
      "completion_date": "2021-10-14",
      "has_results": true,
      "last_update_posted_date": "2023-06-07",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 6,
      "location_summary": "Washington D.C., District of Columbia • Annapolis, Maryland • Baltimore, Maryland + 3 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Annapolis",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02516670"
    },
    {
      "nct_id": "NCT06226805",
      "title": "Study of BB-031 in Acute Ischemic Stroke Patients (RAISE)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "BB-031",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Basking Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 228,
      "start_date": "2024-07-31",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 15,
      "location_summary": "Scottsdale, Arizona • Burlingame, California • Long Beach, California + 11 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06226805"
    },
    {
      "nct_id": "NCT03487731",
      "title": "Allogeneic Human Mesenchymal Stem Cell Injection in PAtieNts With FaceTogenic Back Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Facetogenic Back Pain",
        "Back Pain"
      ],
      "interventions": [
        {
          "name": "Allogeneic Human Mesenchymal Stem Cells (hMSCs)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Joshua M Hare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2020-12-01",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2020-10-20",
      "last_synced_at": "2026-09-30T00:38:54.188Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03487731"
    }
  ]
}