{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+vignette",
    "query": {
      "intervention": "Control vignette"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+vignette&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T11:38:53.174Z",
  "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": "NCT06172075",
      "title": "Reducing Depression Self-stigma and Increasing Treatment Seeking Intentions Among Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stigma, Social",
        "Mental Health Disorder",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Brief video intervention (Black Woman)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief video intervention (Latinx Woman)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief video intervention (White Woman)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vignette Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 1520,
      "start_date": "2024-04-15",
      "completion_date": "2024-05-29",
      "has_results": false,
      "last_update_posted_date": "2024-09-04",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06172075"
    },
    {
      "nct_id": "NCT07417930",
      "title": "Hybrid Delivery to Increase Access and Sustainability: Evaluating ezParent Implementation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parenting",
        "Prevention",
        "Program Implementation",
        "Early Childhood"
      ],
      "interventions": [
        {
          "name": "ezParent",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Klein Buendel, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 516,
      "start_date": "2026-07-27",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07417930"
    },
    {
      "nct_id": "NCT04294901",
      "title": "Engaging Patients to Promote Deprescribing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medical Overuse",
        "Inappropriate Prescribing",
        "Deprescriptions"
      ],
      "interventions": [
        {
          "name": "Direct to patient medication brochure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5946,
      "start_date": "2021-03-29",
      "completion_date": "2023-10-07",
      "has_results": true,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Boston, Massachusetts • Leeds, Massachusetts + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Leeds",
          "state": "Massachusetts"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04294901"
    },
    {
      "nct_id": "NCT05127707",
      "title": "Strategies to Reduce Addiction Stigma Among Health Professionals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Substance Use Disorders",
        "Stigma, Social"
      ],
      "interventions": [
        {
          "name": "Words Matter - Visual Campaign",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Words Matter - Visual Campaign & Narrative Vignette (Messenger: Person with Opioid Use Disorder) Experimental: Words Matter - Visual Campaign & Narrative Vignette (Messenger: Clinician)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Words Matter - Visual Campaign & Narrative Vignette (Messenger: Clinician)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Words Matter - Visual Campaign & Narrative Vignette (Messenger: Health System Administrator)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication Treatment for Opioid Use Disorder Works - Visual Campaign",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication Treatment for Opioid Use Disorder Works - Visual Campaign & Narrative Vignette (Messenger: Person with Opioid Use Disorder)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication Treatment for Opioid Use Disorder Works - Visual Campaign & Narrative Vignette (Messenger: Clinician)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication Treatment for Opioid Use Disorder Works - Visual Campaign & Narrative Vignette (Messenger: Health System Administrator)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1842,
      "start_date": "2020-11-13",
      "completion_date": "2020-11-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-19",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05127707"
    },
    {
      "nct_id": "NCT02435316",
      "title": "Comparison of Educational Methods for Teaching Peripheral Blood Smears",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematologic Diseases"
      ],
      "interventions": [
        {
          "name": "Case vignette-based teaching of cell recognition",
          "type": "OTHER"
        },
        {
          "name": "Compare-contrast basic science teaching of cell recognition",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Reading Hospital and Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "26 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "26 Years to 40 Years"
      },
      "enrollment_count": 30,
      "start_date": "2012-04",
      "completion_date": "2013-02-12",
      "has_results": false,
      "last_update_posted_date": "2023-03-29",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "West Reading, Pennsylvania",
      "locations": [
        {
          "city": "West Reading",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02435316"
    },
    {
      "nct_id": "NCT05782868",
      "title": "Expressive Writing Intervention Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Distress, Emotional"
      ],
      "interventions": [
        {
          "name": "Expressive writing in response to vignette",
          "type": "OTHER"
        },
        {
          "name": "Expressive writing about events of the day",
          "type": "OTHER"
        },
        {
          "name": "Letter of Gratitude",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 117,
      "start_date": "2023-09-08",
      "completion_date": "2024-06-18",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05782868"
    },
    {
      "nct_id": "NCT04734171",
      "title": "Social Activity, Loneliness and Stigma During COVID-19 Outbreak",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19",
        "Fear",
        "Loneliness"
      ],
      "interventions": [
        {
          "name": "Digital social activity video intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Informational sheet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stigma awareness video intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia 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": 1200,
      "start_date": "2020-04-02",
      "completion_date": "2020-04-16",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04734171"
    },
    {
      "nct_id": "NCT04895033",
      "title": "Brain Responses to Contextual Influences on Drinking Decisions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "Responsibility condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 52,
      "start_date": "2023-02-01",
      "completion_date": "2025-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-14",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "Lawrence, Kansas",
      "locations": [
        {
          "city": "Lawrence",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04895033"
    },
    {
      "nct_id": "NCT02023580",
      "title": "Scale-up of an Internet-Delivered Study for HIV+ Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Video treatments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Public Health Solutions",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 1197,
      "start_date": "2015-06-01",
      "completion_date": "2017-03-01",
      "has_results": false,
      "last_update_posted_date": "2017-12-29",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02023580"
    },
    {
      "nct_id": "NCT04573426",
      "title": "Pain and Acetaminophen in Women Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Overweight",
        "Obesity",
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Weight stigma vignette",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control vignette",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "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": 200,
      "start_date": "2019-11-15",
      "completion_date": "2021-05-02",
      "has_results": false,
      "last_update_posted_date": "2021-09-08",
      "last_synced_at": "2026-09-06T11:38:53.174Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04573426"
    }
  ]
}