{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Gel+vehicle%29&page=2",
    "query": {
      "intervention": "Placebo (Gel vehicle)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 94,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Gel+vehicle%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Gel+vehicle%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T15:35:59.799Z",
  "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": "NCT01336647",
      "title": "An Efficacy and Safety Study of Ha44 Gel Administered Topically for the Treatment of Head Lice Infestation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pediculosis"
      ],
      "interventions": [
        {
          "name": "Group A - Low-Dose Ha44 0.37% w/w",
          "type": "DRUG"
        },
        {
          "name": "Group B - High Dose Ha44 Gel 0.74% w/w",
          "type": "DRUG"
        },
        {
          "name": "Group C - Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dr. Reddy's Laboratories Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 142,
      "start_date": "2011-04",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2020-04-29",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 2,
      "location_summary": "Dinuba, California • Los Angeles, California",
      "locations": [
        {
          "city": "Dinuba",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01336647"
    },
    {
      "nct_id": "NCT04883736",
      "title": "A Study Comparing Tretinoin Gel Microsphere, 0.1% and RETIN-A MICRO ® Gel Microsphere, 0.1% in the Treatment of Acne Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Tretinoin Gel Microsphere, 0.1%",
          "type": "DRUG"
        },
        {
          "name": "RETIN-A MICRO® (Tretinoin) Gel Microsphere, 0.1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo Control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sun Pharmaceutical Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "12 Years to 40 Years"
      },
      "enrollment_count": 973,
      "start_date": "2020-08-31",
      "completion_date": "2021-04-16",
      "has_results": false,
      "last_update_posted_date": "2021-05-12",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04883736"
    },
    {
      "nct_id": "NCT03005067",
      "title": "To Evaluate the Efficacy and Safety of 1146A Nasal Spray in Adult Participants With Symptoms of Common Cold",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Carbomer 980 (1146A)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 171,
      "start_date": "2016-12-29",
      "completion_date": "2017-06-07",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Mesa, Arizona + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Vista",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03005067"
    },
    {
      "nct_id": "NCT07469228",
      "title": "A Study Comparing Tretinoin Gel Microsphere, 0.04% and RETIN-A MICRO ® Gel Microsphere, 0.04% in the Treatment of Acne Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Tretinoin Gel Microsphere, 0.04%",
          "type": "DRUG"
        },
        {
          "name": "RETIN-A MICRO® (Tretinoin) Gel Microsphere, 0.04%",
          "type": "DRUG"
        },
        {
          "name": "Placebo Control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sun Pharmaceutical Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "12 Years to 40 Years"
      },
      "enrollment_count": 1043,
      "start_date": "2025-08-04",
      "completion_date": "2025-12-15",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 1,
      "location_summary": "Hawthorne, New York",
      "locations": [
        {
          "city": "Hawthorne",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07469228"
    },
    {
      "nct_id": "NCT04769648",
      "title": "Safety and Efficacy of Pro-ocular™ 1% in Daily Scleral Lens Wearing Patients With Ocular Graft-versus-Host Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Ocular Graft-versus-host Disease"
      ],
      "interventions": [
        {
          "name": "Pro-ocular™ Topical Gel 1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Glia, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2021-04-15",
      "completion_date": "2023-10-15",
      "has_results": false,
      "last_update_posted_date": "2023-03-24",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 1,
      "location_summary": "Needham, Massachusetts",
      "locations": [
        {
          "city": "Needham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04769648"
    },
    {
      "nct_id": "NCT03200912",
      "title": "An Equivalence Study of Generic Ingenol Mebutate Gel 0.015% and Picato Gel 0.015% in Subjects With Actinic Keratosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "ACTINIC KERATOSIS"
      ],
      "interventions": [
        {
          "name": "Ingenol Mebutate (Picato®)",
          "type": "DRUG"
        },
        {
          "name": "Generic Ingenol Mebutate",
          "type": "DRUG"
        },
        {
          "name": "Vehicle Foam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Actavis Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 507,
      "start_date": "2016-08-19",
      "completion_date": "2017-03-22",
      "has_results": true,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 23,
      "location_summary": "Oceanside, California • Denver, Colorado • Aventura, Florida + 20 more",
      "locations": [
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03200912"
    },
    {
      "nct_id": "NCT05639933",
      "title": "Study to Investigate the Efficacy, Safety, and Tolerability of Topical HT-001 for the Treatment of Skin Toxicities Associated With Epidermal Growth Factor Receptor Inhibitors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acneiform Eruption Due to Chemical",
        "Xerosis Cutis",
        "Paronychia"
      ],
      "interventions": [
        {
          "name": "HT-001 2% Topical Gel",
          "type": "DRUG"
        },
        {
          "name": "HT-001 1% Topical Gel",
          "type": "DRUG"
        },
        {
          "name": "HT-001 0.5% Topical Gel",
          "type": "DRUG"
        },
        {
          "name": "HT-001 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoth Therapeutics, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2023-07-19",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 9,
      "location_summary": "Irvine, California • Orange, California • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05639933"
    },
    {
      "nct_id": "NCT02672332",
      "title": "P3 Study in Acne Comparing Once Daily SB204 and Vehicle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "SB204 4%",
          "type": "DRUG"
        },
        {
          "name": "Vehicle Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novan, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "9 Years to 99 Years"
      },
      "enrollment_count": 1307,
      "start_date": "2016-02-22",
      "completion_date": "2016-12-21",
      "has_results": true,
      "last_update_posted_date": "2023-07-24",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 55,
      "location_summary": "Anaheim, California • Encinitas, California • Fresno, California + 47 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02672332"
    },
    {
      "nct_id": "NCT04797793",
      "title": "A Study Comparing Adapalene Gel 0.1% and to Differin Gel in the Treatment of Acne Vulgaris",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Adapalene Gel 0.1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo Control",
          "type": "DRUG"
        },
        {
          "name": "Differin® Gel (Adapalene 0.1%, Galderma)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sun Pharmaceutical Industries, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "12 Years to 40 Years"
      },
      "enrollment_count": 978,
      "start_date": "2020-05-18",
      "completion_date": "2021-01-08",
      "has_results": false,
      "last_update_posted_date": "2021-04-01",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04797793"
    },
    {
      "nct_id": "NCT02952898",
      "title": "Study Comparing GDC 695 and Diclofenac Sodium Gel, 3% in Subjects With Actinic Keratoses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratosis"
      ],
      "interventions": [
        {
          "name": "GDC 695",
          "type": "DRUG"
        },
        {
          "name": "Diclofenac Sodium Gel, 3%",
          "type": "DRUG"
        },
        {
          "name": "Vehicle gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Balmoral Medical company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 665,
      "start_date": "2016-10-27",
      "completion_date": "2017-09-06",
      "has_results": true,
      "last_update_posted_date": "2020-01-07",
      "last_synced_at": "2026-10-09T15:35:59.799Z",
      "location_count": 16,
      "location_summary": "Fort Smith, Arkansas • San Diego, California • San Ramon, California + 13 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Ramon",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "North Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02952898"
    }
  ]
}