{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Outreach+messaging",
    "query": {
      "intervention": "Outreach messaging"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 128,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Outreach+messaging&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T08:08:10.109Z",
  "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": "NCT06156228",
      "title": "Multilevel Intervention of COVID-19 Vaccine Uptake Among Latinos",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaccine Hesitancy"
      ],
      "interventions": [
        {
          "name": "Multilevel Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "San Diego State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 238,
      "start_date": "2024-03-06",
      "completion_date": "2025-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 2,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06156228"
    },
    {
      "nct_id": "NCT01924936",
      "title": "Now Matters Now: An Online Suicide Prevention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Suicide",
        "Suicide, Attempted",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "DBT Online Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2012-07",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01924936"
    },
    {
      "nct_id": "NCT03052231",
      "title": "Interactive Mobile Health Information to Enhance Patient Care at a Cystic Fibrosis Center",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence",
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "caremessage",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Landon Pediatric Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2016-03",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2019-05-07",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Ventura, California",
      "locations": [
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03052231"
    },
    {
      "nct_id": "NCT02053844",
      "title": "Analyzing the Impact of the Now iKnow Health Care Price Transparency Tool",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "no Specific Condition Targeted",
        "Use of a Price Transparency Tool"
      ],
      "interventions": [
        {
          "name": "lottery for tool users to win a $500 prize",
          "type": "OTHER"
        },
        {
          "name": "enhanced promotion of the tool to employers and members",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Alison Galbraith",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 81000,
      "start_date": "2014-08",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-19",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Wellesley, Massachusetts",
      "locations": [
        {
          "city": "Wellesley",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02053844"
    },
    {
      "nct_id": "NCT06818825",
      "title": "Nudging High Emergency Department Utilizers to Consider Non-emergent Healthcare Resources",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emergency Service, Hospital"
      ],
      "interventions": [
        {
          "name": "Automated interactive messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Live outreach",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1126,
      "start_date": "2025-02-03",
      "completion_date": "2025-09-20",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06818825"
    },
    {
      "nct_id": "NCT07217145",
      "title": "PREVENT HPV -Related Cancers Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HPV Vaccination",
        "Uptake Vaccination",
        "Series Completion"
      ],
      "interventions": [
        {
          "name": "PREVENT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1455,
      "start_date": "2025-10-06",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07217145"
    },
    {
      "nct_id": "NCT05841810",
      "title": "Working Towards Empowered Community-driven Approaches to Increase Vaccination and Preventive Care Engagement",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "mHealth Outreach",
          "type": "OTHER"
        },
        {
          "name": "Care Coordination",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 398,
      "start_date": "2024-08-20",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-15",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 4,
      "location_summary": "El Cajon, California • Escondido, California • La Jolla, California + 1 more",
      "locations": [
        {
          "city": "El Cajon",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05841810"
    },
    {
      "nct_id": "NCT04710940",
      "title": "Development and Feasibility Testing of DM-BOOST Intervention.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Diabetes BOOST",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Daniel Amante",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2021-01-13",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-22",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04710940"
    },
    {
      "nct_id": "NCT05216458",
      "title": "Using Personalized Letters and Emails to Increase Health Insurance Take-up and Improve Plan Choice Quality",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior"
      ],
      "interventions": [
        {
          "name": "Emails and letter intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Office of Evaluation Sciences",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 44000,
      "start_date": "2021-05-27",
      "completion_date": "2021-08-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-31",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05216458"
    },
    {
      "nct_id": "NCT04746469",
      "title": "Using Behavioral Science to Improve Colorectal Cancer Screening Rates With Mailed FIT Kits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer Screening"
      ],
      "interventions": [
        {
          "name": "Delayed automated phone call",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 2500,
      "start_date": "2020-09-02",
      "completion_date": "2022-08-01",
      "has_results": false,
      "last_update_posted_date": "2022-09-13",
      "last_synced_at": "2026-09-13T08:08:10.109Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04746469"
    }
  ]
}