{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Message&page=16",
    "query": {
      "intervention": "Message",
      "page": 16
    },
    "page_size": 10
  },
  "pagination": {
    "page": 16,
    "page_size": 10,
    "total_count": 3116,
    "total_pages": 312,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Message&page=17&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Message&page=15&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T03:01:41.016Z",
  "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": "NCT00183638",
      "title": "A Tailored Interactive Website for Promoting Condom Use Among Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections",
        "Sexually Transmitted Diseases"
      ],
      "interventions": [
        {
          "name": "Internet-based tailored prevention messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Non-tailored messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 1870,
      "start_date": "2003-06",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2013-11-27",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00183638"
    },
    {
      "nct_id": "NCT05726487",
      "title": "Physical Activity Intervention for Black Women With Asthma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "ACTION Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Education Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "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": 224,
      "start_date": "2023-05-04",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05726487"
    },
    {
      "nct_id": "NCT06487806",
      "title": "SmokefreeSGM Español Pilot, Beta Testing a Text-based Smoking Cessation Intervention for Sexual and Gender Minority(SGM) Groups Preferring Spanish Language",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "SmokefreeSGM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2024-08-13",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-11",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06487806"
    },
    {
      "nct_id": "NCT00755235",
      "title": "Feasibility of Depression Care Management by E-mail",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Depression care management by secure messaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 208,
      "start_date": "2009-04",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2017-11-13",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00755235"
    },
    {
      "nct_id": "NCT02833298",
      "title": "Post Sustained Virological Response (SVR) Hepatocellular Carcinoma (HCC) Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatocellular Carcinoma",
        "HCC",
        "Hepatitis C",
        "HCV"
      ],
      "interventions": [
        {
          "name": "Automated reminders",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient navigation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2016-11",
      "completion_date": "2018-04-01",
      "has_results": false,
      "last_update_posted_date": "2018-10-12",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02833298"
    },
    {
      "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": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07084155"
    },
    {
      "nct_id": "NCT02752464",
      "title": "Behavioral CVD Prevention Using Informatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior"
      ],
      "interventions": [
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "feedback report",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 105,
      "start_date": "2016-09-14",
      "completion_date": "2018-06-01",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02752464"
    },
    {
      "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": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04371419"
    },
    {
      "nct_id": "NCT07534254",
      "title": "Piloting a Generative Artificial Intelligence Chatbot in a Mobile Weight Loss Program",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and/or Obesity"
      ],
      "interventions": [
        {
          "name": "AGILE Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Chatbot",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-03-23",
      "completion_date": "2026-09-28",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07534254"
    },
    {
      "nct_id": "NCT02188875",
      "title": "Fitbit One and Text Messaging Prompts to Promote Physical Activity in Overweight/Obese Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "SMS Text Messages & Fitbit One",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitbit One Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 67,
      "start_date": "2013-01",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2019-10-04",
      "last_synced_at": "2026-10-20T03:01:41.016Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02188875"
    }
  ]
}