{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Drawing+Incentive",
    "query": {
      "intervention": "Drawing Incentive"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 27,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Drawing+Incentive&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T19:40:53.456Z",
  "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": "NCT04884087",
      "title": "EMA of Substance Use in Homeless Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 3x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological Momentary Assessment (EMA; Metricwire) Prompts 6x/day",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - fixed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive Structure - prize based",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 40,
      "start_date": "2021-02-24",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-03-17",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04884087"
    },
    {
      "nct_id": "NCT03799341",
      "title": "Neurocognitive Factors in Substance Use Treatment Response: The Ways of Rewarding Abstinence Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Use Disorder"
      ],
      "interventions": [
        {
          "name": "Prize-Based Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment As Usual Outpatient Substance Use Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 63,
      "start_date": "2019-11-13",
      "completion_date": "2024-04-12",
      "has_results": true,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03799341"
    },
    {
      "nct_id": "NCT04464421",
      "title": "SMART Effectiveness Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Opioid Dependence",
        "Treatment Adherence"
      ],
      "interventions": [
        {
          "name": "Contingency Management (CM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Motivational Intervention + Substance Free Activities Session + Mindfulness-Based Adherence Promotion (BSM)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Karen Derefinko, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2020-08-17",
      "completion_date": "2021-08-29",
      "has_results": true,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04464421"
    },
    {
      "nct_id": "NCT02721446",
      "title": "MINDSPACE Strategy for Risk Optimization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Standard",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Salience",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Incentive + Salience",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana Institute for Medical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 641,
      "start_date": "2016-06",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2018-08-17",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02721446"
    },
    {
      "nct_id": "NCT06652711",
      "title": "Addressing the Mental Health and Emotional Well-being of Immigrants Through a Scalable Intervention",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Well-being",
        "Mental Health"
      ],
      "interventions": [
        {
          "name": "2-month access to mental health app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Direct incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "4-month access to mental health app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lottery incentive",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2100,
      "start_date": "2024-09-20",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2024-10-22",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06652711"
    },
    {
      "nct_id": "NCT06532370",
      "title": "Implementing a Contingency Management Program Addressing Methamphetamine Use For and With the People of Hawaii",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contingency Managment",
        "Methamphetamine Use Disorder"
      ],
      "interventions": [
        {
          "name": "Contingency Managment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Queen's Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2024-10-10",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Honolulu, Hawaii",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06532370"
    },
    {
      "nct_id": "NCT01043757",
      "title": "Financial Incentives for Increasing Exercise",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Lifestyle",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Financial incentives for increasing physical exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2010-01",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2015-06-24",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01043757"
    },
    {
      "nct_id": "NCT05585203",
      "title": "Contingency Management for Recovery Oriented Activities at Recovery Houses",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders"
      ],
      "interventions": [
        {
          "name": "Contingency management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wayne 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": 120,
      "start_date": "2022-10-01",
      "completion_date": "2024-09-20",
      "has_results": false,
      "last_update_posted_date": "2024-03-08",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05585203"
    },
    {
      "nct_id": "NCT01278654",
      "title": "Lottery Incentives for Moving",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Sedentary Lifestyle"
      ],
      "interventions": [
        {
          "name": "Incentive to exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 212,
      "start_date": "2011-03",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2012-03-19",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01278654"
    },
    {
      "nct_id": "NCT07179614",
      "title": "Kentucky Women's Justice Community Overdose Innovation Network - Phase II",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overdose Risk",
        "Opioid Use Disorder",
        "Stimulant Use Disorders"
      ],
      "interventions": [
        {
          "name": "Overdose Prevention Intervention Package (OPIP)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michele Staton",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2026-06-23",
      "completion_date": "2030-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-07T19:40:53.456Z",
      "location_count": 2,
      "location_summary": "Harlan, Kentucky • Hyden, Kentucky",
      "locations": [
        {
          "city": "Harlan",
          "state": "Kentucky"
        },
        {
          "city": "Hyden",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07179614"
    }
  ]
}