{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+management&page=23",
    "query": {
      "intervention": "Contingency management",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 593,
    "total_pages": 60,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+management&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contingency+management&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T03:27:09.226Z",
  "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": "NCT04490057",
      "title": "A Smart Approach to Treating Tobacco Use Disorder in Persons Living With HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine patch, nicotine gum, nicotine nasal spray, nicotine inhaler",
          "type": "DRUG"
        },
        {
          "name": "Varenicline or bupropion",
          "type": "DRUG"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 323,
      "start_date": "2020-07-27",
      "completion_date": "2025-10-24",
      "has_results": true,
      "last_update_posted_date": "2026-01-05",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 4,
      "location_summary": "Bridgeport, Connecticut • New Haven, Connecticut • Brooklyn, New York + 1 more",
      "locations": [
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04490057"
    },
    {
      "nct_id": "NCT01173835",
      "title": "Incentive-based Intervention for Smoking Cessation and Prevention in High Schools",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Prevention and Cessation"
      ],
      "interventions": [
        {
          "name": "Incentives for being tobacco free",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 1651,
      "start_date": "2010-07",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-07-04",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01173835"
    },
    {
      "nct_id": "NCT02458131",
      "title": "Community-based Adolescent Diabetes Prevention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pre-Diabetes"
      ],
      "interventions": [
        {
          "name": "TEEN HEED",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "13 Years to 19 Years"
      },
      "enrollment_count": 90,
      "start_date": "2016-11-11",
      "completion_date": "2019-08-24",
      "has_results": false,
      "last_update_posted_date": "2019-11-21",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02458131"
    },
    {
      "nct_id": "NCT01392092",
      "title": "Effects of N-acetylcysteine on Brain Chemistry and Behavior in Cocaine Abusers (NAC)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cocaine Abuse or Dependence",
        "Cocaine Related Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 16,
      "start_date": "2011-07",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2018-04-05",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01392092"
    },
    {
      "nct_id": "NCT01362595",
      "title": "Pilot Phase I/II Study of Amino Acid Leucine in Treatment of Patients With Transfusion-Dependent Diamond Blackfan Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Diamond Blackfan Anemia",
        "Blackfan Diamond Syndrome",
        "DBA",
        "Congenital Hypoplastic Anemia",
        "Pure Red Cell Aplasia"
      ],
      "interventions": [
        {
          "name": "leucine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2013-06",
      "completion_date": "2020-11-30",
      "has_results": true,
      "last_update_posted_date": "2022-12-02",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • Palo Alto, California • Indianapolis, Indiana + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01362595"
    },
    {
      "nct_id": "NCT04922645",
      "title": "Auryxia (Ferric Citrate) Therapy for In-Center and Home Dialysis Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hyperphosphatemia",
        "Anemia, Iron Deficiency",
        "Renal Insufficiency"
      ],
      "interventions": [
        {
          "name": "Ferric Citrate 1 gram Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Standard of care phosphate-lowering therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "USRC Kidney Research",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 214,
      "start_date": "2021-06-29",
      "completion_date": "2022-09-15",
      "has_results": false,
      "last_update_posted_date": "2022-11-07",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 13,
      "location_summary": "Anchorage, Alaska • Mesa, Arizona • Pine Bluff, Arkansas + 6 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Pine Bluff",
          "state": "Arkansas"
        },
        {
          "city": "Granada Hills",
          "state": "California"
        },
        {
          "city": "Dalton",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04922645"
    },
    {
      "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": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00713583"
    },
    {
      "nct_id": "NCT00838981",
      "title": "Pharmacotherapy & CM for Opioid and Cocaine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Sugar Pill",
          "type": "DRUG"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Methadone",
          "type": "DRUG"
        },
        {
          "name": "cognitive behavioral treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Voucher Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 91,
      "start_date": "2008-05",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2021-12-03",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00838981"
    },
    {
      "nct_id": "NCT05834881",
      "title": "Reducing Drug Use in Justice-Involved Emerging Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Contingency Management (CM) combined with vocational/educational coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Chestnut Health Systems",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 35,
      "start_date": "2023-05-26",
      "completion_date": "2025-12-17",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "Eugene, Oregon",
      "locations": [
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05834881"
    },
    {
      "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": "2026-10-21T03:27:09.226Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00943930"
    }
  ]
}