{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=varenicline+tartrate&page=7",
    "query": {
      "intervention": "varenicline tartrate",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 273,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=varenicline+tartrate&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=varenicline+tartrate&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T22:40:48.391Z",
  "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": "NCT02378714",
      "title": "Behavioral Activation and Varenicline for Smoking Cessation in Depressed Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "BASC",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2015-07-24",
      "completion_date": "2020-03-13",
      "has_results": true,
      "last_update_posted_date": "2021-07-29",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02378714"
    },
    {
      "nct_id": "NCT01871506",
      "title": "Integrating Tobacco Treatment Into Cancer Care: A Randomized Controlled Comparative Effectiveness Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Standard Care (SC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intensive Counseling (IC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 303,
      "start_date": "2013-09",
      "completion_date": "2018-05",
      "has_results": true,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • New York, New York",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01871506"
    },
    {
      "nct_id": "NCT01378858",
      "title": "Varenicline Smoking Cessation Treatment for Methadone Maintenance Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Albert Einstein College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2011-07",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2021-03-11",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01378858"
    },
    {
      "nct_id": "NCT03035708",
      "title": "Human Laboratory Study of Varenicline for Alcohol Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Alcohol Abuse and Alcoholism (NIAAA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2017-05-01",
      "completion_date": "2018-07-07",
      "has_results": true,
      "last_update_posted_date": "2019-10-23",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut • Providence, Rhode Island",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03035708"
    },
    {
      "nct_id": "NCT01772641",
      "title": "A Smoking Intervention Study Using Scheduled Gradual Reduction With Varenicline to Help With Cessation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Addiction"
      ],
      "interventions": [
        {
          "name": "Scheduled Gradual Reduction + Varenicline",
          "type": "OTHER"
        },
        {
          "name": "Scheduled Gradual Reduction + Placebo Drug",
          "type": "OTHER"
        },
        {
          "name": "Basic Advice + Varenicline",
          "type": "OTHER"
        },
        {
          "name": "Basic Advice + Placebo Drug",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2012-12",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2016-03-16",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01772641"
    },
    {
      "nct_id": "NCT02723162",
      "title": "Translational Neuropsychopharmacology Research of Nicotine Addiction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence, Cigarettes"
      ],
      "interventions": [
        {
          "name": "Varenicline (VRN)",
          "type": "DRUG"
        },
        {
          "name": "N-Acetylcysteine (NAC)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 67,
      "start_date": "2016-05-04",
      "completion_date": "2020-03-09",
      "has_results": true,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02723162"
    },
    {
      "nct_id": "NCT03059563",
      "title": "Dopamine D2/D3 Receptor Upregulation by Varenicline in Methamphetamine Users",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dopamine D2/3 Receptor Availability",
        "Cognitive Function",
        "Methamphetamine Abuse"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 62,
      "start_date": "2018-01-11",
      "completion_date": "2023-09-28",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03059563"
    },
    {
      "nct_id": "NCT00731055",
      "title": "Effects of Varenicline on Cigarette Self Administration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 16,
      "start_date": "2008-02",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2018-06-18",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00731055"
    },
    {
      "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": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04198116"
    },
    {
      "nct_id": "NCT00943618",
      "title": "Combining Varenicline and Bupropion for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Counseling/Phone Calls",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 641,
      "start_date": "2010-05-17",
      "completion_date": "2021-09-09",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-10-14T22:40:48.391Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00943618"
    }
  ]
}