{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Reinforcement",
    "query": {
      "intervention": "Contingency Reinforcement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 125,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+Reinforcement&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T07:51:15.599Z",
  "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": "NCT02774525",
      "title": "Concurrent Treatment of Substance Abuse and Child Maltreatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use",
        "Child Maltreatment"
      ],
      "interventions": [
        {
          "name": "Reinforcement for drug & alcohol abstinence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Parenting intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as usual (TAU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "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": "2013-04",
      "completion_date": "2020-01-31",
      "has_results": false,
      "last_update_posted_date": "2021-05-12",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02774525"
    },
    {
      "nct_id": "NCT01789710",
      "title": "Contingency Management for Smoking Cessation in Homeless Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Homeless Persons"
      ],
      "interventions": [
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Nicotine replacement therapy",
          "type": "DRUG"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 25,
      "start_date": "2013-01",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01789710"
    },
    {
      "nct_id": "NCT05181891",
      "title": "Pharmaceutically-Enhanced Reinforcement for Reduced Alcohol and Smoking",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder (AUD)",
        "Nicotine Use Disorder"
      ],
      "interventions": [
        {
          "name": "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": 205,
      "start_date": "2022-07-11",
      "completion_date": "2027-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05181891"
    },
    {
      "nct_id": "NCT00914381",
      "title": "Behavioral Treatment for Cocaine Dependent Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Behavioral therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 145,
      "start_date": "1994-12",
      "completion_date": "2002-03",
      "has_results": false,
      "last_update_posted_date": "2020-03-31",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00914381"
    },
    {
      "nct_id": "NCT00249457",
      "title": "Employment-based Reinforcement to Motivate Drug Abstinence in the Treatment of Drug Addiction. - 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior, Addictive",
        "Cocaine Abuse",
        "Cocaine Dependence",
        "Heroin Dependence",
        "Opioid Dependence"
      ],
      "interventions": [
        {
          "name": "Contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "1996-10",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2017-10-30",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00249457"
    },
    {
      "nct_id": "NCT07194083",
      "title": "Effectiveness- Implementation Trial of the Function-Based Elopement Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder"
      ],
      "interventions": [
        {
          "name": "Function-Based Elopement Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "4 Years to 12 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-03-30",
      "completion_date": "2028-10",
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07194083"
    },
    {
      "nct_id": "NCT04104022",
      "title": "Prolonged Exposure Therapy for PTSD and Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder",
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Prolonged Exposure Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attendance-based monetary incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 82,
      "start_date": "2019-11-08",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04104022"
    },
    {
      "nct_id": "NCT01305902",
      "title": "Substance Use and Fitness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Abuse",
        "Exercise"
      ],
      "interventions": [
        {
          "name": "contingency management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 45,
      "start_date": "2011-01",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2019-04-09",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01305902"
    },
    {
      "nct_id": "NCT04441632",
      "title": "Effect of Positive Attitudes on Behavior and Wellness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Burnout",
        "Stress, Emotional"
      ],
      "interventions": [
        {
          "name": "Positive feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2020-06-15",
      "completion_date": "2020-07-30",
      "has_results": false,
      "last_update_posted_date": "2020-08-12",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04441632"
    },
    {
      "nct_id": "NCT00497302",
      "title": "Recovery Housing For Drug Dependent Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Drug Addiction"
      ],
      "interventions": [
        {
          "name": "RBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "usual care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 128,
      "start_date": "2004-11",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2013-03-05",
      "last_synced_at": "2026-09-03T07:51:15.599Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00497302"
    }
  ]
}