{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking%2C+Marijuana",
    "query": {
      "condition": "Smoking, Marijuana"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 91,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking%2C+Marijuana&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T02:17:06.666Z",
  "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": "NCT06919276",
      "title": "Nicotine and Cannabis Vape Labeling Experiment - Spring 2025",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping",
        "Adolescent",
        "Electronic Cigarette Use",
        "Nicotine",
        "Cannabis"
      ],
      "interventions": [
        {
          "name": "Vaping Device Labeling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "11 Years to 19 Years"
      },
      "enrollment_count": 3048,
      "start_date": "2025-03-03",
      "completion_date": "2025-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06919276"
    },
    {
      "nct_id": "NCT06609083",
      "title": "Effect of Cannabis on Cigarette Use Behavior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cannabis Use",
        "Tobacco Use",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "THC 30mg",
          "type": "DRUG"
        },
        {
          "name": "THC 5mg",
          "type": "DRUG"
        },
        {
          "name": "THC 0mg",
          "type": "DRUG"
        },
        {
          "name": "Cigarette Full Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Cigarette Reduced Nicotine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-01-22",
      "completion_date": "2029-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06609083"
    },
    {
      "nct_id": "NCT06995937",
      "title": "Medical Marijuana and Open Road Driving Task",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Medical Cannabis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2025-05-19",
      "completion_date": "2029-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Tallahassee, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06995937"
    },
    {
      "nct_id": "NCT06736444",
      "title": "Brief Interventions to Reduce Comorbid Alcohol and Cannabis Misuse and Sleep Impairment in Young Adults (Rest-Up RCT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Alcohol Use",
        "Marijuana Use"
      ],
      "interventions": [
        {
          "name": "Brief Behavioral Therapy for Insomnia (BBTI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Alcohol Screening and Intervention for College Students (BASICS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 800,
      "start_date": "2025-07-02",
      "completion_date": "2029-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06736444"
    },
    {
      "nct_id": "NCT01010620",
      "title": "Screening Protocol for Research Participants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia",
        "Substance Abuse",
        "Cocaine Abuse",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Various Screening psychiatric and medical assessments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 523,
      "start_date": "2009-12",
      "completion_date": "2019-06-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-19",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Catonsville, Maryland",
      "locations": [
        {
          "city": "Catonsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01010620"
    },
    {
      "nct_id": "NCT07439471",
      "title": "Understanding Tobacco and Cannabis Co-Use Practices: Initiation, Escalation, and Maintenance",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-06-28",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07439471"
    },
    {
      "nct_id": "NCT04266314",
      "title": "Maternal Marijuana Use and Fetal and Infant Outcome",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cannabis Use Disorder",
        "Pregnancy Related"
      ],
      "interventions": [
        {
          "name": "Maternal-fetal monitoring",
          "type": "DEVICE"
        },
        {
          "name": "NICU Network Neurobehavioral Scale",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2019-04-10",
      "completion_date": "2021-02-15",
      "has_results": false,
      "last_update_posted_date": "2021-02-17",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04266314"
    },
    {
      "nct_id": "NCT00373399",
      "title": "Effects of Smoked Marijuana on Risk Taking and Decision Making Tasks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Marijuana Use Disorder"
      ],
      "interventions": [
        {
          "name": "Inactive Marijuana (0% THC)",
          "type": "DRUG"
        },
        {
          "name": "Low THC marijuana (1.8 %THC)",
          "type": "DRUG"
        },
        {
          "name": "High THC marijuana (3.9% THC)",
          "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": 36,
      "start_date": "2006-05",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00373399"
    },
    {
      "nct_id": "NCT06077292",
      "title": "Cannabis THC Potency, Metabolism, and Cognitive Impairment in Young Adults",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use",
        "THC",
        "Marijuana Use",
        "Cognitive Impairment",
        "THC Vaping"
      ],
      "interventions": [
        {
          "name": "15% THC Potency Reduction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "35% THC Potency Reduction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "21 Years to 25 Years"
      },
      "enrollment_count": 110,
      "start_date": "2025-03-17",
      "completion_date": "2026-12-14",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06077292"
    },
    {
      "nct_id": "NCT02961309",
      "title": "A Laboratory Model of Increasing Delta-9-tetrahydrocannabinol (THC) Potency on Cigarette Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "THC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Battelle Memorial Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2018-05-07",
      "completion_date": "2019-09-30",
      "has_results": false,
      "last_update_posted_date": "2019-10-02",
      "last_synced_at": "2026-06-11T02:17:06.666Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02961309"
    }
  ]
}