{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Expectancy+Challenge&page=2",
    "query": {
      "intervention": "Expectancy Challenge",
      "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=Expectancy+Challenge&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T13:54:08.862Z",
  "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": "NCT04383782",
      "title": "Examining Outcome Expectancies and Behavioral Reinforcers Among Young Adult Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Expectancy Challenge",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expectancy Challenge + Behavioral Activation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "American University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 159,
      "start_date": "2020-05-22",
      "completion_date": "2021-01-04",
      "has_results": false,
      "last_update_posted_date": "2021-01-20",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04383782"
    },
    {
      "nct_id": "NCT03326713",
      "title": "Genetic Risk Assessment for Cancer Education and Empowerment (GRACE) Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Telephone Counseling & Navigation (TCN)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mailed Targeted Print (TP)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care (UC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 668,
      "start_date": "2017-11-02",
      "completion_date": "2022-06-02",
      "has_results": true,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03326713"
    },
    {
      "nct_id": "NCT05629676",
      "title": "Virtual Reality Intervention for Patients Undergoing BMT",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bone Marrow Transplant Complications"
      ],
      "interventions": [
        {
          "name": "BMT-VR",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2022-12-20",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05629676"
    },
    {
      "nct_id": "NCT06471036",
      "title": "Test 2 Treat: Can we Improve the Testing and Treatment of High Cholesterol in Patients Who Have Been Hospitalized for a Cardiac Event by Providing Education to Doctors and Patients?",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "ASCVD",
        "LDL-C"
      ],
      "interventions": [
        {
          "name": "Care Champion Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2024-10-08",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06471036"
    },
    {
      "nct_id": "NCT03648684",
      "title": "Examining Expectancy Challenges to Prevent Nonmedical Prescription Stimulant Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prescription Drug Abuse (Not Dependent)"
      ],
      "interventions": [
        {
          "name": "Caffeine-Based Expectancy Challenge",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo-Based Expectancy Challenge",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wyoming",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 131,
      "start_date": "2018-09-04",
      "completion_date": "2020-10-01",
      "has_results": false,
      "last_update_posted_date": "2020-11-04",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Laramie, Wyoming",
      "locations": [
        {
          "city": "Laramie",
          "state": "Wyoming"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03648684"
    },
    {
      "nct_id": "NCT06736444",
      "title": "Brief Interventions to Reduce Comorbid Alcohol and Cannabis Misuse and Sleep Impairment in Young Adults (Rest-Up RCT)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Alcohol Use",
        "Marijuana Use"
      ],
      "interventions": [
        {
          "name": "Brief Behavioral Therapy for Insomnia (BBTI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Alcohol Screening and Intervention for College Students (BASICS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 800,
      "start_date": "2025-07-02",
      "completion_date": "2029-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06736444"
    },
    {
      "nct_id": "NCT05375162",
      "title": "Optimization of a mHealth Physical Activity Promotion Intervention With Mindful Awareness for AYAO (OPT2MOVE)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Core Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-Coach",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Mindfulness Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MVPA-Specific Mindfulness Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Buddy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 304,
      "start_date": "2023-07-18",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05375162"
    },
    {
      "nct_id": "NCT01070199",
      "title": "Effects of Food Form and Fitness on Appetite and Digestion.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High and Increasing Contribution of Energy From Beverages in the Diet May Enhance Positive Energy Balance and Weight Gain"
      ],
      "interventions": [
        {
          "name": "liquid to liquid",
          "type": "BEHAVIORAL"
        },
        {
          "name": "liquid to solid",
          "type": "BEHAVIORAL"
        },
        {
          "name": "solid to liquid",
          "type": "BEHAVIORAL"
        },
        {
          "name": "solid to solid",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 81,
      "start_date": "2009-01",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2011-07-25",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01070199"
    },
    {
      "nct_id": "NCT05931874",
      "title": "Optimizing a mHealth Physical Activity Intervention With Mindful Awareness Lessons in Breast Cancer Survivors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Core Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-Coach",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Buddy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Mindfulness Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MVPA-Specific Mindfulness Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 304,
      "start_date": "2024-03-24",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05931874"
    },
    {
      "nct_id": "NCT02233517",
      "title": "Group CBT for Aggression in Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aggression",
        "Anger",
        "Posttraumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Present Centered Therapy",
          "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2015-02-09",
      "completion_date": "2017-07-05",
      "has_results": true,
      "last_update_posted_date": "2019-05-31",
      "last_synced_at": "2026-09-08T13:54:08.862Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02233517"
    }
  ]
}