{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Atralin+gel",
    "query": {
      "intervention": "Atralin gel"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 28,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Atralin+gel&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T21:04:48.172Z",
  "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": "NCT00647556",
      "title": "Adapalene Gel 0.3% Versus Tretinoin 0.05% Emollient Cream for Treatment of Photodamage",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Photoaging"
      ],
      "interventions": [
        {
          "name": "adapalene gel, 0.3%",
          "type": "DRUG"
        },
        {
          "name": "tretinoin 0.05% emollient cream",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Galderma R&D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2008-04",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2022-08-01",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00647556"
    },
    {
      "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": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04883736"
    },
    {
      "nct_id": "NCT00919191",
      "title": "Evaluation of Irritation by Two Facial Gels Applied to Opposite Sides of the Face",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Tretinoin gel",
          "type": "DRUG"
        },
        {
          "name": "Adapalene and Benzoyl peroxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 26,
      "start_date": "2009-04",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2012-02-15",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Broomall, Pennsylvania",
      "locations": [
        {
          "city": "Broomall",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00919191"
    },
    {
      "nct_id": "NCT04548349",
      "title": "Profiling the Skin Microbiome in Response to Altreno in Acne Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Altreno",
          "type": "DRUG"
        },
        {
          "name": "Benzoyl peroxide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 25,
      "start_date": "2021-04-23",
      "completion_date": "2022-08-22",
      "has_results": true,
      "last_update_posted_date": "2024-02-06",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04548349"
    },
    {
      "nct_id": "NCT01135069",
      "title": "Bioequivalence Study of Generic Tretinoin 0.1% Microsphere Gel, 0.1% Retin-A Micro® and Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acne"
      ],
      "interventions": [
        {
          "name": "Tretinoin microsphere 0.1%",
          "type": "DRUG"
        },
        {
          "name": "Brand Retin-A Micro tretinoin microsphere gel 0.1%",
          "type": "DRUG"
        },
        {
          "name": "placebo microsphere gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spear Pharmaceuticals",
      "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": 480,
      "start_date": "2009-10",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2014-10-27",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Land O' Lakes, Florida",
      "locations": [
        {
          "city": "Land O' Lakes",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01135069"
    },
    {
      "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": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Hawthorne, New York",
      "locations": [
        {
          "city": "Hawthorne",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07469228"
    },
    {
      "nct_id": "NCT00952523",
      "title": "Evaluation of Irritation That Potentially Could be Caused by Two Facial Gels Applied to Opposite Sides of the Face",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Tretinoin Facial Gel",
          "type": "DRUG"
        },
        {
          "name": "Adapalene/Benzoyl Peroxide Facial Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 162,
      "start_date": "2009-07",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2012-02-15",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Broomall, Pennsylvania",
      "locations": [
        {
          "city": "Broomall",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00952523"
    },
    {
      "nct_id": "NCT00907257",
      "title": "A Study of Different Use Regimens Using Two Acne Treatments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "benzoyl peroxide wash",
          "type": "DRUG"
        },
        {
          "name": "Tretinoin gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 247,
      "start_date": "2009-02",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2012-02-15",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 12,
      "location_summary": "Boca Raton, Florida • Miami, Florida • Snellville, Georgia + 9 more",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Snellville",
          "state": "Georgia"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Fridley",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00907257"
    },
    {
      "nct_id": "NCT01448733",
      "title": "Safety and Tolerability of Acanya Gel in Combination With Atralin Gel for Acne Vulgaris",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Benzoyl peroxide 2.5%/clindamycin phosphate 1.2% in the morning with with tretinoin 0.05% gel in the evening",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Zeichner, Joshua, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2011-07",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-10-07",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01448733"
    },
    {
      "nct_id": "NCT01313728",
      "title": "A Study That Evaluates the Decrease in Irritation When Using Additional Acne Treatment Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Dapsone plus Tretinoin Gel",
          "type": "DRUG"
        },
        {
          "name": "Tretinoin Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 26,
      "start_date": "2010-12",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2012-02-15",
      "last_synced_at": "2026-09-23T21:04:48.172Z",
      "location_count": 1,
      "location_summary": "Broomall, Pennsylvania",
      "locations": [
        {
          "city": "Broomall",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01313728"
    }
  ]
}