{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=SPECTRUM+cigarettes",
    "query": {
      "intervention": "SPECTRUM cigarettes"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 24,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=SPECTRUM+cigarettes&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T17:08:02.293Z",
  "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": "NCT06747871",
      "title": "Opioids, Low Nicotine Cigarettes, and Chronic Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Tobacco Use",
        "Opioid Substitution Treatment"
      ],
      "interventions": [
        {
          "name": "Very Low Nicotine Cigarettes (VLNC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Normal Nicotine Cigarettes (NNC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2025-04-15",
      "completion_date": "2027-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06747871"
    },
    {
      "nct_id": "NCT02301325",
      "title": "Project 1, Study 2: The Combined Impact of Nicotine Replacement and Spectrum Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Smoking research cigarettes with or without NRT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2014-11",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02301325"
    },
    {
      "nct_id": "NCT03185546",
      "title": "Project 2 Cigarette and E-cigarette Nicotine Content and E-liquid Flavors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "NNC Spectrum Cigarette",
          "type": "OTHER"
        },
        {
          "name": "VLNC Spectrum Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Moderate nicotine level e-liquid",
          "type": "OTHER"
        },
        {
          "name": "Low nicotine level e-liquid",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Flavors",
          "type": "OTHER"
        },
        {
          "name": "Tobacco and non-tobacco e-liquid flavors",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 156,
      "start_date": "2018-08-06",
      "completion_date": "2020-03-13",
      "has_results": true,
      "last_update_posted_date": "2021-05-14",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 2,
      "location_summary": "Winston-Salem, North Carolina • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03185546"
    },
    {
      "nct_id": "NCT01681875",
      "title": "Project 1, Study 1: Investigating the Impact of Nicotine Using Spectrum Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "very low nicotine content cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 839,
      "start_date": "2013-06",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 9,
      "location_summary": "San Francisco, California • Tampa, Florida • Baltimore, Maryland + 6 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Duluth",
          "state": "Minnesota"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01681875"
    },
    {
      "nct_id": "NCT05032755",
      "title": "Low Nicotine Cigarettes, Smoking, and Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Smoking, Cigarette"
      ],
      "interventions": [
        {
          "name": "SPECTRUM NRC 102/103 investigational cigarettes",
          "type": "OTHER"
        },
        {
          "name": "SPECTRUM NRC 600/601 investigational cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke 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": 40,
      "start_date": "2022-06-23",
      "completion_date": "2024-07-04",
      "has_results": true,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05032755"
    },
    {
      "nct_id": "NCT02538042",
      "title": "Strengthening Instrumental Extinction to Prevent Smoking Relapse (VLNCCue)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "SPECTRUM Nicotine Research Cigarettes (0.07 mg)",
          "type": "DRUG"
        },
        {
          "name": "MCE-",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Francis McClernon, Ph.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 87,
      "start_date": "2015-10-08",
      "completion_date": "2017-09-08",
      "has_results": true,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02538042"
    },
    {
      "nct_id": "NCT02139930",
      "title": "Project 2: Strategies for Reducing Nicotine Content in Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Normal Nicotine Control Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Immediate Nicotine Reduction Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gradual Nicotine Reduction Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1250,
      "start_date": "2014-09",
      "completion_date": "2017-03-14",
      "has_results": false,
      "last_update_posted_date": "2018-08-15",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 10,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Tampa, Florida + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Duluth",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02139930"
    },
    {
      "nct_id": "NCT02796391",
      "title": "Facilitating Smoking Cessation With Reduced Nicotine Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Very Low Nicotine Content (VLNC) Cigarettes",
          "type": "DRUG"
        },
        {
          "name": "One on One Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 163,
      "start_date": "2017-09-07",
      "completion_date": "2021-08-24",
      "has_results": true,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02796391"
    },
    {
      "nct_id": "NCT02600273",
      "title": "Novel Approaches to Reducing Tobacco Related Harm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Smoking Behavior",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Usual brand cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Lower nicotine content cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarettes 1",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarettes 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2017-01",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2020-09-30",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02600273"
    },
    {
      "nct_id": "NCT02870218",
      "title": "Abuse Liability of Reduced Nicotine Content Cigarettes in the Context of Concurrent E-Cigarette Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Addiction",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Smoking research cigarettes with e-cigarette",
          "type": "DRUG"
        },
        {
          "name": "Nicotine discrimination thresholds",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rose Research Center, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 150,
      "start_date": "2019-05-01",
      "completion_date": "2021-07-28",
      "has_results": false,
      "last_update_posted_date": "2022-01-14",
      "last_synced_at": "2026-09-05T17:08:02.293Z",
      "location_count": 2,
      "location_summary": "Charlotte, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02870218"
    }
  ]
}