{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Negative+Control",
    "query": {
      "intervention": "Negative Control"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1032,
    "total_pages": 104,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Negative+Control&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T16:57:58.782Z",
  "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": "NCT07419685",
      "title": "Intraoral Appliance (IOA) Model Evaluating the Efficacy of a Whitening Toothpaste",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Negative Control Toothpaste",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator",
          "type": "DRUG"
        },
        {
          "name": "Test Toothpaste",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Church & Dwight Company, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2024-10-08",
      "completion_date": "2025-01-17",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Noblesville, Indiana",
      "locations": [
        {
          "city": "Noblesville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07419685"
    },
    {
      "nct_id": "NCT06824064",
      "title": "Evaluation of RBS2418 in Patients With Advanced, Metastatic, and Progressive Colorectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Colorectal Cancer",
        "Advanced Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "RBS2418",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Riboscience, LLC.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-01-17",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 2,
      "location_summary": "Newark, Delaware • Kingwood, Texas",
      "locations": [
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Kingwood",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824064"
    },
    {
      "nct_id": "NCT03502434",
      "title": "A Repeat Insult Patch Test (RIPT) Study Evaluating the Sensitization Potential of Topical SM04755 Solution in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tendinopathy"
      ],
      "interventions": [
        {
          "name": "SM04755",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "OTHER"
        },
        {
          "name": "White Petrolatum",
          "type": "OTHER"
        },
        {
          "name": "Sodium lauryl sulfate",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Biosplice Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 223,
      "start_date": "2017-09-11",
      "completion_date": "2017-11-17",
      "has_results": false,
      "last_update_posted_date": "2018-04-18",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Lynchburg, Virginia",
      "locations": [
        {
          "city": "Lynchburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03502434"
    },
    {
      "nct_id": "NCT06893406",
      "title": "Cervical Myelopathy in Hip Fracture Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Myelopathy",
        "Hip Fractures"
      ],
      "interventions": [
        {
          "name": "Cervical MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "History & Physical Exam",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2025-05-01",
      "completion_date": "2026-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-28",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 3,
      "location_summary": "Fishers, Indiana • Indianapolis, Indiana",
      "locations": [
        {
          "city": "Fishers",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06893406"
    },
    {
      "nct_id": "NCT06743178",
      "title": "The Effects of Mass Media Photographs on Drug-Related Stigma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Substance Use Disorders",
        "Stigma, Social"
      ],
      "interventions": [
        {
          "name": "Photo of a person injecting drugs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of EMS responding to an overdose (White)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of EMS responding to an overdose (Black)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of a person receiving treatment (Jail)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of a person receiving treatment (Community)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of a person in recovery (White)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of a person in recovery (Black)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Photo of a family member of an overdose decedent",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3570,
      "start_date": "2024-03-20",
      "completion_date": "2024-04-08",
      "has_results": false,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06743178"
    },
    {
      "nct_id": "NCT00045838",
      "title": "HIV-1 Vaccine Test in Uninfected Adult Volunteers",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "VCR-HIVDNA006-00-VP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2002-08",
      "completion_date": "2003-04",
      "has_results": false,
      "last_update_posted_date": "2015-10-02",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00045838"
    },
    {
      "nct_id": "NCT00636480",
      "title": "Preoperative Skin Preparation Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Topical Antisepsis"
      ],
      "interventions": [
        {
          "name": "Chlorhexidine gluconate",
          "type": "DRUG"
        },
        {
          "name": "ChloraPrep One Step",
          "type": "DRUG"
        },
        {
          "name": "Sterile saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "C. R. Bard",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2007-10",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Bozeman, Montana",
      "locations": [
        {
          "city": "Bozeman",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00636480"
    },
    {
      "nct_id": "NCT04074226",
      "title": "ESP vs QL for Total Abdominal Hysterectomy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Erector Spinae Plane block",
          "type": "PROCEDURE"
        },
        {
          "name": "Quadratus Lumborum Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2021-03-20",
      "completion_date": "2023-03-21",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04074226"
    },
    {
      "nct_id": "NCT03729778",
      "title": "Impact of HIV-1 and Aging on Mucosal Vaccine Responses",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "HIV-1-infection",
        "Human Immunodeficiency Virus",
        "HIV/AIDS",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Prevnar-13",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "VA Eastern Colorado Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2017-01-18",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03729778"
    },
    {
      "nct_id": "NCT05855655",
      "title": "Developing an Online Mindfulness-based Intervention to Reduce Minority Stress and HIV Risk Among Young Adult MSM - Aim 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hiv",
        "Minority Stress",
        "Mental Health Wellness 1"
      ],
      "interventions": [
        {
          "name": "Mindfulness-Based Queer Resilience (MBQR)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "MALE",
        "summary": "18 Years to 34 Years · Male only"
      },
      "enrollment_count": 68,
      "start_date": "2023-04-08",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-09-04T16:57:58.782Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05855655"
    }
  ]
}