{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=counseling+for+marijuana+and+smoking+cessation",
    "query": {
      "intervention": "counseling for marijuana and smoking cessation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T10:43:52.946Z",
  "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": "NCT03633149",
      "title": "Choices4Health: Intervention to Prevent Substance-exposed Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prenatal Alcohol Exposure",
        "Prenatal Tobacco Exposure",
        "Prenatal Marijuana Exposure"
      ],
      "interventions": [
        {
          "name": "Computer tablet-delivered C4H",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Person-delivered C4H",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Advice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 219,
      "start_date": "2018-06-28",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-06-02",
      "last_synced_at": "2026-10-06T10:43:52.946Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03633149"
    },
    {
      "nct_id": "NCT06239350",
      "title": "Young Adult Tobacco/Nicotine and Cannabis Co-use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text-based support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 350,
      "start_date": "2024-05-13",
      "completion_date": "2028-01-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-10-06T10:43:52.946Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06239350"
    },
    {
      "nct_id": "NCT04228965",
      "title": "Cannabis and Tobacco Co-use Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 181,
      "start_date": "2020-01-28",
      "completion_date": "2024-09-13",
      "has_results": true,
      "last_update_posted_date": "2025-06-15",
      "last_synced_at": "2026-10-06T10:43:52.946Z",
      "location_count": 3,
      "location_summary": "Charleston, South Carolina • Florence, South Carolina • Pickens, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Florence",
          "state": "South Carolina"
        },
        {
          "city": "Pickens",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04228965"
    },
    {
      "nct_id": "NCT04855357",
      "title": "Smoke-free Home Intervention in Permanent Supportive Housing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Second Hand Tobacco Smoke"
      ],
      "interventions": [
        {
          "name": "Resident counselling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Staff Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 452,
      "start_date": "2022-01-24",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-10-06T10:43:52.946Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04855357"
    },
    {
      "nct_id": "NCT02869451",
      "title": "Mobile Contingency Management for Marijuana and Tobacco Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Marijuana Abuse"
      ],
      "interventions": [
        {
          "name": "bupropion",
          "type": "DRUG"
        },
        {
          "name": "transdermal nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Nicotine polacrilex",
          "type": "DRUG"
        },
        {
          "name": "nicotine lozenge",
          "type": "DRUG"
        },
        {
          "name": "counseling for marijuana and smoking cessation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "mobile contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 7,
      "start_date": "2016-08",
      "completion_date": "2017-05-17",
      "has_results": true,
      "last_update_posted_date": "2020-02-07",
      "last_synced_at": "2026-10-06T10:43:52.946Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02869451"
    }
  ]
}