{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=70",
    "query": {
      "intervention": "Health message",
      "page": 70
    },
    "page_size": 10
  },
  "pagination": {
    "page": 70,
    "page_size": 10,
    "total_count": 1685,
    "total_pages": 169,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=71&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Health+message&page=69&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T09:00:15.420Z",
  "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": "NCT07132125",
      "title": "Conversations With AI Chatbots Increase Short-Term Vaccine Intentions But Do Not Outperform Standard Public Health Messaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HPV Vaccination Intent"
      ],
      "interventions": [
        {
          "name": "Default-style LLM chatbot",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conversational-style LLM chatbot",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Public health informational materials",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 930,
      "start_date": "2025-03-17",
      "completion_date": "2025-05-22",
      "has_results": false,
      "last_update_posted_date": "2025-08-20",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07132125"
    },
    {
      "nct_id": "NCT02785484",
      "title": "Impact of Cigarette Pack Constituent Disclosures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking Behavior"
      ],
      "interventions": [
        {
          "name": "Label with constituent disclosure message",
          "type": "OTHER"
        },
        {
          "name": "Label with litter message",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 784,
      "start_date": "2016-09",
      "completion_date": "2017-03",
      "has_results": false,
      "last_update_posted_date": "2017-06-08",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02785484"
    },
    {
      "nct_id": "NCT06894849",
      "title": "Text -Based Depression Screening Among Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer",
        "Depression Secondary to Other Disease",
        "Cancer Survivor"
      ],
      "interventions": [
        {
          "name": "Text-based depression screening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care (UC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2026-01-05",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06894849"
    },
    {
      "nct_id": "NCT07084155",
      "title": "Final Prototype Refinement of Adaptive Cell Phone Support",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Adaptive Cell Phone Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "15 Years to 20 Years"
      },
      "enrollment_count": 35,
      "start_date": "2026-03-25",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07084155"
    },
    {
      "nct_id": "NCT05315908",
      "title": "COVID-19 Testing in Underserved and Vulnerable Populations",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Coronary Artery Disease",
        "Cancer",
        "Chronic Kidney Diseases",
        "COPD",
        "Obesity",
        "Sickle Cell Disease",
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "Community outreach method",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Jesse Nodora",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 9120,
      "start_date": "2020-11-01",
      "completion_date": "2021-11-15",
      "has_results": true,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05315908"
    },
    {
      "nct_id": "NCT04326660",
      "title": "SCOPE-Chinese Women Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer, Breast",
        "Obesity, Abdominal"
      ],
      "interventions": [
        {
          "name": "SCOPE-Chinese Women",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 40,
      "start_date": "2020-07-20",
      "completion_date": "2021-12-30",
      "has_results": false,
      "last_update_posted_date": "2022-12-22",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04326660"
    },
    {
      "nct_id": "NCT04095650",
      "title": "A New Model to Reach Vulnerable Older Adults With Pain Self-management Support",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "STEPS (Seniors using Technology to Engage in Pain Self-management)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2019-09-20",
      "completion_date": "2020-05-14",
      "has_results": false,
      "last_update_posted_date": "2021-01-06",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04095650"
    },
    {
      "nct_id": "NCT05477485",
      "title": "Antiretroviral Improvement Among Medicaid Enrollees",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "Experimental: AIMS program - patient",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Intervention/Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "19 Years to 64 Years"
      },
      "enrollment_count": 4,
      "start_date": "2023-04-27",
      "completion_date": "2024-05-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-21",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05477485"
    },
    {
      "nct_id": "NCT04568889",
      "title": "Minnesota COVID-19 Testing Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19",
        "Infectious Disease"
      ],
      "interventions": [
        {
          "name": "A $10 Survey Incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "A $20 Survey Incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Emphasis of Government Involvement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Emphasis of Academic Researchers Involvement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cost-Benefit Frame",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Duty Frame",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Racial/Ethnic Frame",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 561,
      "start_date": "2020-09-28",
      "completion_date": "2022-08-31",
      "has_results": false,
      "last_update_posted_date": "2022-10-14",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 10,
      "location_summary": "Bloomington, Minnesota • Columbia Heights, Minnesota • Eden Prairie, Minnesota + 5 more",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Minnesota"
        },
        {
          "city": "Columbia Heights",
          "state": "Minnesota"
        },
        {
          "city": "Eden Prairie",
          "state": "Minnesota"
        },
        {
          "city": "Fridley",
          "state": "Minnesota"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04568889"
    },
    {
      "nct_id": "NCT04366284",
      "title": "Optimizing the Scalability of Evidence-Based Behavioral Sleep Medicine Practices With a Digital Health Platform",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Implementation; Digital Health",
        "Chronic Insomnia"
      ],
      "interventions": [
        {
          "name": "No Facilitation Support",
          "type": "OTHER"
        },
        {
          "name": "External Facilitation Support",
          "type": "OTHER"
        },
        {
          "name": "External and Internal Facilitation Support",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Noctem, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2020-09-01",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-11-04T09:00:15.420Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04366284"
    }
  ]
}