{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Management+for+abstinence",
    "query": {
      "intervention": "Contingency Management for abstinence"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 146,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Management+for+abstinence&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T02:48:45.291Z",
  "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": "NCT04038021",
      "title": "Phosphatidylethanol-Based Contingency Management for Housing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Phosphatidylethanol-based Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Non-Contingent Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2020-01-13",
      "completion_date": "2022-10-27",
      "has_results": false,
      "last_update_posted_date": "2023-04-27",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04038021"
    },
    {
      "nct_id": "NCT04927143",
      "title": "Encouraging Abstinence Behavior in a Drug Epidemic: Optimizing Dynamic Incentives",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Cocaine Use Disorder",
        "Opioid Use",
        "Cocaine Use",
        "Substance Use",
        "Methamphetamine Abuse",
        "Methamphetamine-dependence"
      ],
      "interventions": [
        {
          "name": "App-Based Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham Control",
          "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": 600,
      "start_date": "2021-09-15",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 2,
      "location_summary": "Oconomowoc, Wisconsin • Wauwatosa, Wisconsin",
      "locations": [
        {
          "city": "Oconomowoc",
          "state": "Wisconsin"
        },
        {
          "city": "Wauwatosa",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04927143"
    },
    {
      "nct_id": "NCT00713583",
      "title": "Carbidopa/Levodopa Combined With Behavioral Therapy for the Treatment of Cocaine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "levodopa",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cognitive Behavioral Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 85,
      "start_date": "2008-01",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-04-23",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00713583"
    },
    {
      "nct_id": "NCT04024059",
      "title": "Contingency Management to Enhance Office-Based Buprenorphine Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Contingency Management for adherence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency Management for abstinence",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 375,
      "start_date": "2020-01-31",
      "completion_date": "2024-07-01",
      "has_results": true,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04024059"
    },
    {
      "nct_id": "NCT06265506",
      "title": "Virtual Incentive Treatment for Alcohol",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder",
        "Alcohol Drinking",
        "Alcohol Abuse",
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computer Based Training for Cognitive Behavioral Therapy for AUD (CBT4CBT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2024-06-18",
      "completion_date": "2028-04-04",
      "has_results": false,
      "last_update_posted_date": "2025-05-30",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06265506"
    },
    {
      "nct_id": "NCT00718835",
      "title": "Incentive-based Smoking Cessation for Methadone Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cigarette Smoking Among Patients Currently Receiving Methadone or Buprenorphine Treatment for Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "incentive-based contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont 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": 170,
      "start_date": "2007-06",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2014-02-21",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00718835"
    },
    {
      "nct_id": "NCT04866004",
      "title": "Contingency Management for Cannabis Use for Persons With HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Marijuana",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Contingency Management - Cannabis",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2021-08-01",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-04",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04866004"
    },
    {
      "nct_id": "NCT00879177",
      "title": "Smoking Study With Behavioral Therapy for Hypertensive Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "behavioral therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 203,
      "start_date": "2009-04",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00879177"
    },
    {
      "nct_id": "NCT00118391",
      "title": "Cognitive-Behavioral Treatment of Gambling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gambling",
        "Mental Health"
      ],
      "interventions": [
        {
          "name": "Cognitive behavior therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2002-11",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2013-07-01",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00118391"
    },
    {
      "nct_id": "NCT07746440",
      "title": "Impact of Cannabis Use and Abstinence on Emotion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use Disorder, Severe"
      ],
      "interventions": [
        {
          "name": "Contingency management for cannabis abstinence and lab visit attendance",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency management for lab visit attendance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2022-01-24",
      "completion_date": "2024-07-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-09-20T02:48:45.291Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07746440"
    }
  ]
}