{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Management+-+Cannabis&page=2",
    "query": {
      "intervention": "Contingency Management - Cannabis",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Management+-+Cannabis&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T00:42:40.126Z",
  "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": "NCT04202146",
      "title": "Cannabis Use and Relapse After One Week of Contingency Management Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Dependence"
      ],
      "interventions": [
        {
          "name": "Contingency Management + Motivational Interviewing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 49,
      "start_date": "2018-07-15",
      "completion_date": "2019-09-15",
      "has_results": false,
      "last_update_posted_date": "2021-11-11",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04202146"
    },
    {
      "nct_id": "NCT07340554",
      "title": "Neuroimaging of Adolescent Cannabis Use Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use",
        "Cannabis Dependence",
        "Cannabis Use Disorder",
        "Cannabis Abuse",
        "Cannabis Intoxication",
        "Cannabis Smoking",
        "Cannabis Withdrawal",
        "Cannabis-Related Disorder",
        "Cannabis Abuse, in Remission",
        "Cannabis Abuse, Episodic Use",
        "Marijuana",
        "Marijuana Abuse",
        "Marijuana Use",
        "Marijuana Smoking",
        "Marijuana Dependence",
        "Marijuana User",
        "Marijuana-Related Disorder",
        "Marijuana Use Disorder",
        "Addiction",
        "Addiction, Substance",
        "Substance Use",
        "Substance Use Disorders",
        "Substance Dependence",
        "Substance Abuse",
        "Substance Related Problem",
        "Substance Abuse Drug Chronic"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Elastic Net Regression",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "14 Years to 17 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-06-15",
      "completion_date": "2030-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07340554"
    },
    {
      "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": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02869451"
    },
    {
      "nct_id": "NCT01335789",
      "title": "Effect of Oxytocin on Stress in Marijuana Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Marijuana Dependence"
      ],
      "interventions": [
        {
          "name": "Oxytocin",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 16,
      "start_date": "2011-03",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2015-12-14",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01335789"
    },
    {
      "nct_id": "NCT06576076",
      "title": "Cannabis, Linked Emotions, and Adolescent Risk Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use",
        "Depression",
        "Suicidal Ideation",
        "Adolescent Behavior"
      ],
      "interventions": [
        {
          "name": "Contingency management for cannabis abstinence",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 200,
      "start_date": "2025-02-18",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06576076"
    },
    {
      "nct_id": "NCT05075213",
      "title": "QuitBet Phase II: A Digital Social Game That Pays You to Stop Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "contingency management (deposit contract)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "leaderboard and social feed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "smoking cessation resource list",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "WayBetter, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 245,
      "start_date": "2021-11-01",
      "completion_date": "2024-07-27",
      "has_results": true,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Wilmington, Delaware",
      "locations": [
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05075213"
    },
    {
      "nct_id": "NCT03614637",
      "title": "Cannabis Use and Epigenetic Alterations in Human Male Sperm Cells",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cannabis Use"
      ],
      "interventions": [
        {
          "name": "Cannabis use abstinence for 11 weeks",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "18 Years to 40 Years · Male only"
      },
      "enrollment_count": 42,
      "start_date": "2017-11-07",
      "completion_date": "2020-03-16",
      "has_results": false,
      "last_update_posted_date": "2020-07-07",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03614637"
    },
    {
      "nct_id": "NCT01834794",
      "title": "Targeting Tobacco Cessation During Treatment for Cannabis Use Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Dependence"
      ],
      "interventions": [
        {
          "name": "MET/CBT/CM plus NRT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "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": 33,
      "start_date": "2013-03",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2019-01-14",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 2,
      "location_summary": "Concord, New Hampshire • Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Concord",
          "state": "New Hampshire"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01834794"
    },
    {
      "nct_id": "NCT00107588",
      "title": "Marijuana Treatment Project - 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Marijuana Dependence"
      ],
      "interventions": [
        {
          "name": "Reinforcement for homework completion",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reinforcement for Abstinence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Case Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 215,
      "start_date": "2007-02",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2017-07-28",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107588"
    },
    {
      "nct_id": "NCT00943930",
      "title": "Marijuana Drug Discrimination and Self-Administration",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Marijuana Abuse"
      ],
      "interventions": [
        {
          "name": "THC (delta-9 tetrahydrocannabinol), d-amphetamine, oral THC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 29,
      "start_date": "2009-04",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2016-04-28",
      "last_synced_at": "2026-09-28T00:42:40.126Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00943930"
    }
  ]
}