{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Guanfacine&page=2",
    "query": {
      "condition": "Guanfacine",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Guanfacine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T11:19:11.278Z",
  "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": "NCT04198116",
      "title": "Combining Varenicline and Guanfacine for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Guanfacine ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 167,
      "start_date": "2020-11-01",
      "completion_date": "2025-04-30",
      "has_results": true,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04198116"
    },
    {
      "nct_id": "NCT01081145",
      "title": "Maintenance of Efficacy of Extended-Release Guanfacine HCl in Children and Adolescents With Attention-deficit/Hyperactivity Disorder (ADHD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention-deficit/Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Extended-release Guanfacine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 528,
      "start_date": "2010-05-11",
      "completion_date": "2013-06-03",
      "has_results": true,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 27,
      "location_summary": "Dothan, Alabama • Little Rock, Arkansas • San Diego, California + 24 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Spring Valley",
          "state": "California"
        },
        {
          "city": "Wildomar",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01081145"
    },
    {
      "nct_id": "NCT06629259",
      "title": "Guanfacine for Alcohol Use Disorder (AUD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Guanfacine Extended Release (XR)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2025-10-03",
      "completion_date": "2029-09-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • Newark, New Jersey",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Newark",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06629259"
    },
    {
      "nct_id": "NCT03865940",
      "title": "Efficacy of Guanfacine and Lidocaine Combination in Trigeminal Nerve Block for Pain Management in Trigeminal Neuropathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Trigeminal Neuralgia"
      ],
      "interventions": [
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Guanfacine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 37,
      "start_date": "2019-11-04",
      "completion_date": "2024-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03865940"
    },
    {
      "nct_id": "NCT01547000",
      "title": "Guanfacine in Children With Tic Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tourette Disorder",
        "Tourette Syndrome"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "extended-release guanfacine (Intuniv)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 34,
      "start_date": "2012-04",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2021-08-13",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 3,
      "location_summary": "New Haven, Connecticut • Tampa, Florida • New York, New York",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01547000"
    },
    {
      "nct_id": "NCT00469664",
      "title": "Guanfacine Adjunctive Treatment to Atypical Antipsychotics for Cognitive Dysfunction in Schizophrenia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Guanfacine/Tenex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Research Foundation for Mental Hygiene, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2000-02",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2008-05-21",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 3,
      "location_summary": "New York, New York • The Bronx, New York • W. Brentwood, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "W. Brentwood",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00469664"
    },
    {
      "nct_id": "NCT01709695",
      "title": "Neurobiological Basis of Response to Guanfacine Extended Release in Children and Adolescents With ADHD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ADHD",
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Guanfacine Hydrochloride XR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "8 Years to 15 Years"
      },
      "enrollment_count": 27,
      "start_date": "2011-03",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2018-02-14",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01709695"
    },
    {
      "nct_id": "NCT06137222",
      "title": "Prospective, Multicenter, RCT of the Tenex Ultrasound System",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetic Foot Ulcer"
      ],
      "interventions": [
        {
          "name": "Tenex TXB MicroTip Ultrasound system plus SOC",
          "type": "DEVICE"
        },
        {
          "name": "Standard of Care for diabetic foot ulcer",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Tenex Health Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 148,
      "start_date": "2023-12-04",
      "completion_date": "2025-12-04",
      "has_results": false,
      "last_update_posted_date": "2023-11-18",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 2,
      "location_summary": "Mobile, Alabama • St. George, Utah",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "St. George",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06137222"
    },
    {
      "nct_id": "NCT02141113",
      "title": "Efficacy and Safety Eval of Guanfacine Hydrochloride in Combination With Psychostimulants in Adults (18-65).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Adult Attention-Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Guanfacine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Rochester Center for Behavioral Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 26,
      "start_date": "2012-11",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2025-08-12",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 1,
      "location_summary": "Rochester Hills, Michigan",
      "locations": [
        {
          "city": "Rochester Hills",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02141113"
    },
    {
      "nct_id": "NCT02164422",
      "title": "Does Guanfacine Attenuate Stress-Induced Drinking?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "Guanfacine 3mg/day",
          "type": "DRUG"
        },
        {
          "name": "Guanfacine 1.5mg/day",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2014-06",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2021-07-08",
      "last_synced_at": "2026-07-24T11:19:11.278Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02164422"
    }
  ]
}