{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Trusted+Messenger",
    "query": {
      "intervention": "Trusted Messenger"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T12:41:36.068Z",
  "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": "NCT05167422",
      "title": "Trusted Messenger Intervention",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccine Hesitancy"
      ],
      "interventions": [
        {
          "name": "Trusted Messenger",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock 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": 2,
      "start_date": "2021-09-14",
      "completion_date": "2023-07-14",
      "has_results": false,
      "last_update_posted_date": "2023-07-17",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Concord, New Hampshire",
      "locations": [
        {
          "city": "Concord",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05167422"
    },
    {
      "nct_id": "NCT05612685",
      "title": "Healthcare Providers as Trusted Messengers to Increase Receipt of Tax Credits Among Low-income Families",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Child Development",
        "Stress",
        "Physical Illness",
        "Health Care Utilization"
      ],
      "interventions": [
        {
          "name": "Healthcare provider referral to a tax filing app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 21,
      "start_date": "2023-01-01",
      "completion_date": "2025-05-31",
      "has_results": true,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05612685"
    },
    {
      "nct_id": "NCT06417762",
      "title": "Dime La VerDAD: Verify, Debunk, and Disseminate",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "COVID-19",
        "Communication Research",
        "Health Behavior",
        "Respiratory Viral Infection"
      ],
      "interventions": [
        {
          "name": "Science Communication Curriculum Cohort 1",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Science communication curriculum Cohort 2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Science communication curriculum Cohort 3",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Science communication curriculum Cohort 4",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1400,
      "start_date": "2024-07-02",
      "completion_date": "2029-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Iowa City, Iowa • Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06417762"
    },
    {
      "nct_id": "NCT04371419",
      "title": "COVID-19 Health Messaging to Underserved Communities",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronavirus"
      ],
      "interventions": [
        {
          "name": "Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Bureau of Economic Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14267,
      "start_date": "2020-05-13",
      "completion_date": "2020-05-26",
      "has_results": true,
      "last_update_posted_date": "2021-07-27",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04371419"
    },
    {
      "nct_id": "NCT06066541",
      "title": "Social Norms, Messengers, and Processing Fluency to Increase Hypertension Medication Adherence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Scorecard",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social norms",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Messenger effects",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Processing fluency",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "65 Years to 79 Years"
      },
      "enrollment_count": 65177,
      "start_date": "2023-08-18",
      "completion_date": "2023-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-01-14",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06066541"
    },
    {
      "nct_id": "NCT06062264",
      "title": "Patient Portal Flu Vaccine Reminders (RCT 6)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Portal-based Video Message",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal-based Infographic Message",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 22233,
      "start_date": "2023-10-03",
      "completion_date": "2024-04-01",
      "has_results": true,
      "last_update_posted_date": "2025-04-20",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06062264"
    },
    {
      "nct_id": "NCT04981392",
      "title": "Trusted Messengers: Intervention to Promote COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19",
        "Vaccination"
      ],
      "interventions": [
        {
          "name": "Primary care text message outreach to unvaccinated patients and resources to support PCPs",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21844,
      "start_date": "2022-06-02",
      "completion_date": "2023-10-25",
      "has_results": true,
      "last_update_posted_date": "2024-11-26",
      "last_synced_at": "2026-09-09T12:41:36.068Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04981392"
    }
  ]
}