{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Habitrol&page=6",
    "query": {
      "intervention": "Placebo to Habitrol",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 176,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Habitrol&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Habitrol&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T17:36:21.312Z",
  "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": "NCT01342523",
      "title": "Evaluation of National Cancer Institute (NCI) Smoking Intervention Resources",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation",
        "Smoking",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "CIS - telephone cessation quitline counseling",
          "type": "OTHER"
        },
        {
          "name": "Lozenge - nicotine mini-lozenges",
          "type": "OTHER"
        },
        {
          "name": "Emails - Brief smoking prevention messages",
          "type": "OTHER"
        },
        {
          "name": "Full website - standard smokefree.gov website content",
          "type": "OTHER"
        },
        {
          "name": "Lite website - lite version of smokefree.gov",
          "type": "OTHER"
        },
        {
          "name": "Full mailed booklet - NCI's detailed 36-page quit guide",
          "type": "OTHER"
        },
        {
          "name": "brief mailed booklet - smaller version of NCI's booklet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1034,
      "start_date": "2011-10",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2015-10-14",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01342523"
    },
    {
      "nct_id": "NCT04797650",
      "title": "Study to Evaluate the Efficacy and Safety of CTP-543 in Adults With Moderate to Severe Alopecia Areata (THRIVE-AA2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alopecia Areata"
      ],
      "interventions": [
        {
          "name": "CTP-543 matching placebo",
          "type": "DRUG"
        },
        {
          "name": "CTP-543",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Concert Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 517,
      "start_date": "2021-06-10",
      "completion_date": "2022-06-29",
      "has_results": true,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 25,
      "location_summary": "Phoenix, Arizona • Fort Smith, Arkansas • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04797650"
    },
    {
      "nct_id": "NCT07771725",
      "title": "Impact of Sweeteners on the Addictive Threshold of Nicotine",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking ( Cigarette)"
      ],
      "interventions": [
        {
          "name": "Nicotine 0.05 mg/pulse and 0.1 mg/pulse",
          "type": "DRUG"
        },
        {
          "name": "Saline Placebo (0.5mL injection)",
          "type": "DRUG"
        },
        {
          "name": "sucralose",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Sugar syrup (Placebo)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "21 Years to 59 Years"
      },
      "enrollment_count": 36,
      "start_date": "2026-09-01",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07771725"
    },
    {
      "nct_id": "NCT01443858",
      "title": "Meclizine as a Potential Smoking Cessation Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Meclizine",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "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": 146,
      "start_date": "2011-08",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2014-08-01",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 4,
      "location_summary": "Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01443858"
    },
    {
      "nct_id": "NCT00064844",
      "title": "Combination Nicotine Replacement for Alcoholic Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking",
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavior Therapy for alcohol and smoking cessation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicoderm CQ nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo gum",
          "type": "DRUG"
        },
        {
          "name": "Nicotine gum - Nicorette®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 96,
      "start_date": "2002-08",
      "completion_date": "2006-07",
      "has_results": true,
      "last_update_posted_date": "2021-08-13",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "Newington, Connecticut",
      "locations": [
        {
          "city": "Newington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00064844"
    },
    {
      "nct_id": "NCT05630781",
      "title": "Orexin s Role in the Neurobiology of Substance Use Disorder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Belsomra",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 140,
      "start_date": "2023-02-15",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05630781"
    },
    {
      "nct_id": "NCT01954966",
      "title": "Progesterone and Brain Imaging Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Nicotine Withdrawal"
      ],
      "interventions": [
        {
          "name": "Progesterone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 81,
      "start_date": "2010-11",
      "completion_date": "2021-12",
      "has_results": true,
      "last_update_posted_date": "2022-07-05",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01954966"
    },
    {
      "nct_id": "NCT04971954",
      "title": "Using Nicotine to Reverse Age-related Auditory Processing Deficits",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Auditory Perceptual Impairment",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Nicotine gum",
          "type": "OTHER"
        },
        {
          "name": "Placebo gum",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 48,
      "start_date": "2022-02-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04971954"
    },
    {
      "nct_id": "NCT04901208",
      "title": "Acute Effects of Vaping Nicotine on Cognition in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Addiction",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Nicotine pod",
          "type": "DRUG"
        },
        {
          "name": "Placebo pod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 8,
      "start_date": "2020-04-05",
      "completion_date": "2022-08-17",
      "has_results": false,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04901208"
    },
    {
      "nct_id": "NCT01756885",
      "title": "Extended Varenicline Treatment for Smoking Among Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Smoking Cessation Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 207,
      "start_date": "2013-01",
      "completion_date": "2018-05-31",
      "has_results": true,
      "last_update_posted_date": "2019-07-30",
      "last_synced_at": "2026-10-10T17:36:21.312Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01756885"
    }
  ]
}