{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=13",
    "query": {
      "intervention": "Health message",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 1681,
    "total_pages": 169,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T23:59:41.847Z",
  "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": "NCT03744052",
      "title": "Using Neuroscience to Optimize Digital Health Interventions Across Adulthood",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Motivational Messages",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 44,
      "start_date": "2019-01-17",
      "completion_date": "2020-05-18",
      "has_results": false,
      "last_update_posted_date": "2021-02-16",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03744052"
    },
    {
      "nct_id": "NCT02044484",
      "title": "HIV Clinic-Based Intervention to Improve ART Adherence and Prevent HIV Transmission",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Multi-component intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Centers for Disease Control and Prevention",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2794,
      "start_date": "2014-01",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2025-03-20",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • San Diego, California • Miami, Florida + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02044484"
    },
    {
      "nct_id": "NCT07296848",
      "title": "Health Communications for Adults Smoking Nondaily",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Targeted Smoking Messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Bethany Shorey Fennell, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 320,
      "start_date": "2026-04-17",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07296848"
    },
    {
      "nct_id": "NCT01937585",
      "title": "Trial of Print Messages to Support the Role of Partners in Promoting Provider Discussions About Prostate Cancer Screening Among AA Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Partner and CDC brochure condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CDC brochure only condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fox Chase Cancer Center",
      "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": 231,
      "start_date": "2010-08",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2013-09-09",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01937585"
    },
    {
      "nct_id": "NCT02603133",
      "title": "Web-based Implementation for the Science of Enhancing Resilience Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Burnout, Professional",
        "Resilience, Psychological"
      ],
      "interventions": [
        {
          "name": "Three Good Things",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Gratitude",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Random Acts of Kindess",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Awe",
          "type": "BEHAVIORAL"
        },
        {
          "name": "1 Good Chat",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 2650,
      "start_date": "2016-07",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2023-02-10",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 9,
      "location_summary": "Palo Alto, California • Stanford, California • Boston, Massachusetts + 5 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02603133"
    },
    {
      "nct_id": "NCT05903885",
      "title": "A Cross-sectional Partnership to Improve Prevention and Health Equity Among African Americans",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Prevention"
      ],
      "interventions": [
        {
          "name": "On-site Fecal Immunochemical Test (FIT) Kit Distribution",
          "type": "OTHER"
        },
        {
          "name": "On-site With Social Media Advertising Fecal Immunochemical Test (FIT) Kit Distribution",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 1200,
      "start_date": "2023-10-02",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 2,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05903885"
    },
    {
      "nct_id": "NCT00849589",
      "title": "Computerized Screening and Brief Physician Advice to Reduce Teen Drinking",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Abuse",
        "Risk Behavior"
      ],
      "interventions": [
        {
          "name": "Computerized screening and brief physician advice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computerized SBA with technological extenders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Years to 21 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-01",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2016-10-07",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00849589"
    },
    {
      "nct_id": "NCT05176847",
      "title": "The Mobile Lifestyle Intervention for Food and Exercise Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity",
        "Type2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Podcasts and tips of the day (within app)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "mLIFE app (self-regulation features)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "mLIFE app (social support features)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "standard mLIFE app (social support features)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "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": 243,
      "start_date": "2022-03-01",
      "completion_date": "2025-09-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05176847"
    },
    {
      "nct_id": "NCT05956925",
      "title": "MOBILE Intervention in College Students With Elevated Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Intervention group was asked to take their BP daily and rate their motivation level and communicate with the research assistant. Their level will trigger the appropriate behavioral change SMS prompt.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nevada, Las Vegas",
      "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": 29,
      "start_date": "2020-12-03",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05956925"
    },
    {
      "nct_id": "NCT04509076",
      "title": "PrEP iT! Mobile App Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Adherence and Compliance"
      ],
      "interventions": [
        {
          "name": "PrEP iT! (plus usual PrEP care)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual PrEP care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "San Diego State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "MALE",
        "summary": "18 Years to 29 Years · Male only"
      },
      "enrollment_count": 80,
      "start_date": "2021-03-01",
      "completion_date": "2022-04-15",
      "has_results": true,
      "last_update_posted_date": "2023-07-07",
      "last_synced_at": "2026-10-23T23:59:41.847Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04509076"
    }
  ]
}