{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vehicle+%28Placebo%29",
    "query": {
      "intervention": "Vehicle (Placebo)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 809,
    "total_pages": 81,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vehicle+%28Placebo%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T15:42:37.921Z",
  "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": "NCT05136924",
      "title": "IIT Assessing OC-01Nasal Spray on Symptoms of DED Following CXL",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dry Eye Disease"
      ],
      "interventions": [
        {
          "name": "OC-01 (varenicline 1.2mg/ml) nasal spray vs Placebo",
          "type": "DRUG"
        },
        {
          "name": "Placebo (vehicle) nasal spray",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vance Thompson Vision - MT",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-12-01",
      "completion_date": "2022-06-01",
      "has_results": false,
      "last_update_posted_date": "2021-11-30",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Bozeman, Montana",
      "locations": [
        {
          "city": "Bozeman",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05136924"
    },
    {
      "nct_id": "NCT07756346",
      "title": "Botulinum Toxin Blockade of Neuronal Signals to Immune Cells as a Novel Treatment for Hidradenitis Suppurativa",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hidradenitis Suppurativa (HS)"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin A (Allergan, Inc, Irvine CA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "13 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-10",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07756346"
    },
    {
      "nct_id": "NCT04203342",
      "title": "A Therapeutic Equivalence Study of Ketoconazole Cream 2%",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tinea Pedis"
      ],
      "interventions": [
        {
          "name": "Experimental: Ketoconazole 2% Cream (Douglas Pharmaceuticals America Ltd.)",
          "type": "DRUG"
        },
        {
          "name": "Active comparator: Ketoconazole 2% Cream (Teva Pharmaceuticals USA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo comparator: Placebo (Douglas Pharmaceuticals America Ltd.)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Douglas Pharmaceuticals America Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 682,
      "start_date": "2019-12-11",
      "completion_date": "2020-07-13",
      "has_results": false,
      "last_update_posted_date": "2020-08-06",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 2,
      "location_summary": "Brandon, Florida • Tampa, Florida",
      "locations": [
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04203342"
    },
    {
      "nct_id": "NCT00768690",
      "title": "A Study in Healthy Adult Subjects to Evaluate the Safety, Tolerability, and Pharmacokinetics of Multiple Doses of ABT-333",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HCV Infection"
      ],
      "interventions": [
        {
          "name": "ABT-333",
          "type": "DRUG"
        },
        {
          "name": "ketoconazole",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 45,
      "start_date": "2008-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-10-13",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Waukegan, Illinois",
      "locations": [
        {
          "city": "Waukegan",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00768690"
    },
    {
      "nct_id": "NCT05456113",
      "title": "Topical Cannabidiol Application and Skin Vascular Reactivity",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Effect of Drug"
      ],
      "interventions": [
        {
          "name": "Cannabidiol",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-12-01",
      "completion_date": "2026-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-17",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05456113"
    },
    {
      "nct_id": "NCT01960010",
      "title": "A Safety and Efficacy Study of MIM-D3 Ophthalmic Solution for the Treatment of Dry Eye",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dry Eye Syndromes"
      ],
      "interventions": [
        {
          "name": "MIM-D3 Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mimetogen Pharmaceuticals USA, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 403,
      "start_date": "2013-10",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2019-08-19",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 5,
      "location_summary": "Waterbury, Connecticut • Lewiston, Maine • Andover, Massachusetts + 2 more",
      "locations": [
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Lewiston",
          "state": "Maine"
        },
        {
          "city": "Andover",
          "state": "Massachusetts"
        },
        {
          "city": "Quincy",
          "state": "Massachusetts"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01960010"
    },
    {
      "nct_id": "NCT04649229",
      "title": "Mechanisms Underlying Hypotensive Response to ARB/NEP Inhibition - Aim 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "LCZ 696",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Para-aminohippurate",
          "type": "DRUG"
        },
        {
          "name": "Iohexol",
          "type": "DRUG"
        },
        {
          "name": "Aprepitant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2021-05-27",
      "completion_date": "2025-05-22",
      "has_results": false,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04649229"
    },
    {
      "nct_id": "NCT04134273",
      "title": "Bio-equivalence Study With Clinical Endpoints in the Treatment of Acne Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "CLPG Topical Gel 1%",
          "type": "DRUG"
        },
        {
          "name": "Clindamycin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sun Pharmaceutical Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "12 Years to 40 Years"
      },
      "enrollment_count": 1260,
      "start_date": "2019-03-20",
      "completion_date": "2019-10-15",
      "has_results": false,
      "last_update_posted_date": "2019-10-22",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04134273"
    },
    {
      "nct_id": "NCT01413542",
      "title": "Pharmacogenetics of Ace Inhibitor-Associated Angioedema",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Diabetes Type 2"
      ],
      "interventions": [
        {
          "name": "Sitagliptin (DPP4 inhibitor)",
          "type": "DRUG"
        },
        {
          "name": "Substance P,",
          "type": "DRUG"
        },
        {
          "name": "bradykinin",
          "type": "DRUG"
        },
        {
          "name": "enalaprilat (ACE inhibitor)",
          "type": "DRUG"
        },
        {
          "name": "Glucagon-like peptide 1",
          "type": "DRUG"
        },
        {
          "name": "brain natriuretic peptide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "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": 44,
      "start_date": "2011-11",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2015-11-04",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01413542"
    },
    {
      "nct_id": "NCT01880346",
      "title": "Comparison of Absorption of Vitamin D in Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Vitamin D Powder",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Vitamin D Oil",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 17,
      "start_date": "2013-10",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-09-17T15:42:37.921Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01880346"
    }
  ]
}