{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Reduce+THC+Use",
    "query": {
      "intervention": "Reduce THC Use"
    },
    "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": "2026-09-27T18:50:22.550Z",
  "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": "NCT05386862",
      "title": "Warrior CARE: Naturalistic Observation and Harm Reduction",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder",
        "Cannabis Use",
        "Suicide"
      ],
      "interventions": [
        {
          "name": "Reduce THC Use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "19 Years to 69 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-07-13",
      "completion_date": "2024-01-25",
      "has_results": false,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-09-27T18:50:22.550Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05386862"
    },
    {
      "nct_id": "NCT04495725",
      "title": "Do Discounted Vouchers for Medical Cannabis Reduce Opioid Use in Adults With Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use",
        "Marijuana",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Discounted Vouchers for Medical Cannabis Soft-Gel Capsule Products",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vireo Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 270,
      "start_date": "2020-10-06",
      "completion_date": "2024-03-13",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-09-27T18:50:22.550Z",
      "location_count": 1,
      "location_summary": "Queens, New York",
      "locations": [
        {
          "city": "Queens",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04495725"
    },
    {
      "nct_id": "NCT04429568",
      "title": "THC Crossover Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "THC",
        "Cannabis",
        "Cannabis Smoking",
        "Cannabis Use, Unspecified",
        "Cigarette Smoking",
        "Tobacco Use",
        "Nicotine Dependence",
        "Nicotine Withdrawal",
        "Cardiovascular Risk Factor"
      ],
      "interventions": [
        {
          "name": "Smoked Cannabis",
          "type": "OTHER"
        },
        {
          "name": "Vaped Cannabis",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2020-10-30",
      "completion_date": "2024-06-25",
      "has_results": false,
      "last_update_posted_date": "2024-07-01",
      "last_synced_at": "2026-09-27T18:50:22.550Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04429568"
    },
    {
      "nct_id": "NCT05345951",
      "title": "Project e-PBI+ - Parent Intervention to Reduce College Student Drinking and Cannabis Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Underage Drinking",
        "Cannabis Use",
        "Drinking, Teen",
        "Drinking, College",
        "College Drinking",
        "Teen Drinking"
      ],
      "interventions": [
        {
          "name": "e-PBI",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "18 Years to 19 Years"
      },
      "enrollment_count": 1980,
      "start_date": "2023-07-13",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-23",
      "last_synced_at": "2026-09-27T18:50:22.550Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05345951"
    },
    {
      "nct_id": "NCT00547963",
      "title": "Brief Counseling to Reduce Injuries Among Emergency Department Patients Who Report Alcohol and Substance Use",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Marijuana Smoking"
      ],
      "interventions": [
        {
          "name": "brief counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Alcohol Abuse and Alcoholism (NIAAA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 554,
      "start_date": "2003-12",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2008-10-08",
      "last_synced_at": "2026-09-27T18:50:22.550Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00547963"
    }
  ]
}