{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Reinforcement&page=2",
    "query": {
      "intervention": "Contingency Reinforcement",
      "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+Reinforcement&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T20:46:23.672Z",
  "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": "NCT03959826",
      "title": "Promoting Employment in Persons Living With HIV/AIDS",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Unemployment",
        "HIV"
      ],
      "interventions": [
        {
          "name": "activity contracting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "contingency management for activity completion",
          "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": 144,
      "start_date": "2019-06-12",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Middletown, Connecticut",
      "locations": [
        {
          "city": "Middletown",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959826"
    },
    {
      "nct_id": "NCT07714200",
      "title": "Abstinence Reinforcement Therapy for Veterans Who Smoke Tobacco and Are Experiencing Homelessness",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy for Smoking Cessation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Replacement Therapy",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Mobile Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Clinic-Based Smoking Cessation Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2027-03-01",
      "completion_date": "2030-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07714200"
    },
    {
      "nct_id": "NCT03562962",
      "title": "Assessing the Mechanism of Change of Functional Analytic Psychotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Interpersonal Functioning",
        "Psychological Distress"
      ],
      "interventions": [
        {
          "name": "Functional Analytic Psychotherapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nevada, Reno",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2018-02-02",
      "completion_date": "2018-11-02",
      "has_results": false,
      "last_update_posted_date": "2018-12-20",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Reno, Nevada",
      "locations": [
        {
          "city": "Reno",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03562962"
    },
    {
      "nct_id": "NCT00149669",
      "title": "Employment-based Reinforcement of Naltrexone Ingestion and Abstinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine-Related Disorders",
        "Heroin Dependence",
        "Opioid-Related Disorders",
        "Substance Abuse, Intravenous"
      ],
      "interventions": [
        {
          "name": "employment-based reinforcement",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "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": 67,
      "start_date": "2005-12",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2017-09-14",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00149669"
    },
    {
      "nct_id": "NCT07365293",
      "title": "Testing Implementation Strategies to Scale-up a Multicomponent Continuum of Service Intervention for Families Involved in Systems With Parental Opioid and Methamphetamine Use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Related Disorders"
      ],
      "interventions": [
        {
          "name": "Just Care for Families (JCFF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Just Care for Families (JCFF) App",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Just Care for Families (JCFF) App Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Chestnut Health Systems",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 254,
      "start_date": "2026-02-12",
      "completion_date": "2030-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07365293"
    },
    {
      "nct_id": "NCT03423940",
      "title": "Resurgence as Choice: Basic and Clinical Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Problem Behavior",
        "Self-injury",
        "Communication"
      ],
      "interventions": [
        {
          "name": "Functional communication training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "3 Years to 19 Years"
      },
      "enrollment_count": 17,
      "start_date": "2018-06-28",
      "completion_date": "2023-08-02",
      "has_results": true,
      "last_update_posted_date": "2024-09-03",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Somerset, New Jersey",
      "locations": [
        {
          "city": "Somerset",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03423940"
    },
    {
      "nct_id": "NCT00000240",
      "title": "Combined Buprenorphine and Behavioral Treatment With and Without Contingent Reinforcement on Opioid and Cocaine Abstinence. - 22",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine-Related Disorders",
        "Opioid-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Buprenorphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "23 Years",
        "maximum_age": "47 Years",
        "sex": "ALL",
        "summary": "23 Years to 47 Years"
      },
      "enrollment_count": 0,
      "start_date": "1999-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-06-03",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000240"
    },
    {
      "nct_id": "NCT01567943",
      "title": "Contingency Management of Alcohol Abuse in the Severely Mentally ILL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Abuse",
        "Schizophrenia",
        "Bipolar Disorder",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "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": 123,
      "start_date": "2012-03",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2017-02-23",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01567943"
    },
    {
      "nct_id": "NCT00350649",
      "title": "Maximizing the Efficacy of Cognitive Behavior Therapy and Contingency Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Marijuana Dependence"
      ],
      "interventions": [
        {
          "name": "Standard CBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CBT+CM/adherence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CM/abstinence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CM/abstinence+CBT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "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": 205,
      "start_date": "2004-12",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2011-09-27",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00350649"
    },
    {
      "nct_id": "NCT01829555",
      "title": "A Pilot Study Examining a Reinforcement Approach to Improve Diabetes Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "15 Years to 21 Years"
      },
      "enrollment_count": 10,
      "start_date": "2013-02",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2014-11-10",
      "last_synced_at": "2026-09-03T20:46:23.672Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01829555"
    }
  ]
}