{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Varnish",
    "query": {
      "intervention": "Placebo Varnish"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T11:56:21.889Z",
  "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": "NCT01629290",
      "title": "In Vivo Comparison of Salivary Fluoride Levels Following the Application of Different 5% NaF Varnishes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Enamel Pro",
          "type": "DEVICE"
        },
        {
          "name": "Duraphat",
          "type": "DEVICE"
        },
        {
          "name": "Vanish",
          "type": "DEVICE"
        },
        {
          "name": "Placebo",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2012-06",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-05-22",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01629290"
    },
    {
      "nct_id": "NCT04002232",
      "title": "Prevention of Enamel Demineralization Using CPP-ACP-NaF Varnish",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Demineralization"
      ],
      "interventions": [
        {
          "name": "CPP-ACP-NaF varnish",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "10 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2019-07-12",
      "completion_date": "2019-12-05",
      "has_results": false,
      "last_update_posted_date": "2021-06-07",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04002232"
    },
    {
      "nct_id": "NCT05272254",
      "title": "Povidone Iodine Efficacy Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Early Childhood Caries"
      ],
      "interventions": [
        {
          "name": "10% povidone iodine + FV",
          "type": "DRUG"
        },
        {
          "name": "Placebo +FV",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "24 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "24 Months to 71 Months"
      },
      "enrollment_count": 202,
      "start_date": "2022-09-15",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05272254"
    },
    {
      "nct_id": "NCT03196219",
      "title": "A Phase 2 Study to Evaluate the Microbiology, Safety and Tolerability of C16G2 Varnish and Strip in Adolescent and Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "C16G2",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Armata Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "12 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-07-07",
      "completion_date": "2018-01-10",
      "has_results": true,
      "last_update_posted_date": "2022-12-22",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Kalispell, Montana",
      "locations": [
        {
          "city": "Kalispell",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03196219"
    },
    {
      "nct_id": "NCT02591147",
      "title": "Silver Diamine Fluoride Pilot Study (SDF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Silver Diamine Fluoride 38%",
          "type": "DEVICE"
        },
        {
          "name": "Group 2 (Placebo)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Justine Kolker",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 41,
      "start_date": "2016-01-07",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-03-14",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02591147"
    },
    {
      "nct_id": "NCT01584024",
      "title": "Resin Infiltration to Arrest Early Tooth Decay",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Resin infiltration",
          "type": "DEVICE"
        },
        {
          "name": "Sham treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 42,
      "start_date": "2013-03",
      "completion_date": "2017-12-31",
      "has_results": true,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "West Point, New York",
      "locations": [
        {
          "city": "West Point",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01584024"
    },
    {
      "nct_id": "NCT03004365",
      "title": "A Study to Evaluate the Safety and Microbiology of C16G2 Varnish Administered in Multiple Doses to Dental Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "C16G2 Varnish",
          "type": "DRUG"
        },
        {
          "name": "Placebo Varnish",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Armata Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "12 Years to 75 Years"
      },
      "enrollment_count": 33,
      "start_date": "2017-01-27",
      "completion_date": "2017-03-29",
      "has_results": true,
      "last_update_posted_date": "2022-12-29",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 3,
      "location_summary": "Kalispell, Montana • Bedford, Texas • Irving, Texas",
      "locations": [
        {
          "city": "Kalispell",
          "state": "Montana"
        },
        {
          "city": "Bedford",
          "state": "Texas"
        },
        {
          "city": "Irving",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03004365"
    },
    {
      "nct_id": "NCT01176396",
      "title": "CAMBRA - PBRN Caries Management By Risk Assessment In A Practice-Based Research Network",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [
        {
          "name": "Caries prevention active intervention",
          "type": "OTHER"
        },
        {
          "name": "control treatment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 460,
      "start_date": "2012-04",
      "completion_date": "2017-05",
      "has_results": false,
      "last_update_posted_date": "2020-04-10",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01176396"
    },
    {
      "nct_id": "NCT04947527",
      "title": "Efficacy and Safety Evaluation of Anti-Caries Varnish",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dental Caries in Children"
      ],
      "interventions": [
        {
          "name": "Test varnish",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Advantage Silver Dental Arrest, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Months",
        "maximum_age": "20 Months",
        "sex": "ALL",
        "summary": "10 Months to 20 Months"
      },
      "enrollment_count": 274,
      "start_date": "2022-06-04",
      "completion_date": "2024-08-05",
      "has_results": true,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 0,
      "location_summary": "Not listed",
      "locations": [],
      "official_url": "https://clinicaltrials.gov/study/NCT04947527"
    },
    {
      "nct_id": "NCT04528134",
      "title": "Orthodontic Varnish Microbiology Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Caries",
        "Dental Plaque",
        "Dental White Spot"
      ],
      "interventions": [
        {
          "name": "Extended Contact RMGI (Resin-modified Glass Ionomer) Varnish",
          "type": "DEVICE"
        },
        {
          "name": "5% Sodium Fluoride Varnish",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "27 Years",
        "sex": "ALL",
        "summary": "12 Years to 27 Years"
      },
      "enrollment_count": 38,
      "start_date": "2022-02-07",
      "completion_date": "2025-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-09-07T11:56:21.889Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04528134"
    }
  ]
}