{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=18",
    "query": {
      "intervention": "Telephone message",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 769,
    "total_pages": 77,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T02:44:02.297Z",
  "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": "NCT00508508",
      "title": "Effectiveness of Peer Support in Improving Heart Failure Self-Management and Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Congestive"
      ],
      "interventions": [
        {
          "name": "Interactive Voice Response System",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nurse-Led Group Clinic Visits",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 266,
      "start_date": "2007-04",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2013-06-18",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Ypsilanti, Michigan",
      "locations": [
        {
          "city": "Ypsilanti",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00508508"
    },
    {
      "nct_id": "NCT04829617",
      "title": "Promoting Well-being and Health in Heart Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Heart Failure NYHA Class I",
        "Heart Failure NYHA Class II",
        "Heart Failure NYHA Class III"
      ],
      "interventions": [
        {
          "name": "PP-MI Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MI-alone Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 280,
      "start_date": "2021-11-29",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04829617"
    },
    {
      "nct_id": "NCT02970435",
      "title": "Evaluating the Impact of Video Discharge Instructions for Mohs Surgery Post-Operative Care",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Linear Closure",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Video Discharge Instructions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telecommunication Reminders",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2017-07-12",
      "completion_date": "2019-06-21",
      "has_results": false,
      "last_update_posted_date": "2021-01-25",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02970435"
    },
    {
      "nct_id": "NCT05282225",
      "title": "Adaptive Intervention for Adolescents Following Inpatient Psychiatric Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Suicide",
        "Suicide, Attempted",
        "Suicidal Ideation",
        "Self Harm"
      ],
      "interventions": [
        {
          "name": "MI- Safety Plan",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Texts messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal follow-up",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Booster call",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 300,
      "start_date": "2022-11-07",
      "completion_date": "2026-04-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 3,
      "location_summary": "Ann Arbor, Michigan • Detroit, Michigan • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05282225"
    },
    {
      "nct_id": "NCT03174158",
      "title": "A Text Messaging Program for Smokers in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Mailed nicotine replacement therapy",
          "type": "DRUG"
        },
        {
          "name": "Text messaging",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief advice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2017-11-06",
      "completion_date": "2019-02-28",
      "has_results": true,
      "last_update_posted_date": "2020-02-07",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03174158"
    },
    {
      "nct_id": "NCT07290543",
      "title": "Web-Based Toolkit to Improve Cancer-Related Emotional Distress and Anxiety in Rural Older Cancer Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Patient Navigation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Telephone-Based Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text Message-Based Navigation Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 578,
      "start_date": "2025-08-26",
      "completion_date": "2032-08-26",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07290543"
    },
    {
      "nct_id": "NCT02824861",
      "title": "Bemobile Intervention to Support Physical Activity in Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Bemobile",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2015-07",
      "completion_date": "2018-11-01",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02824861"
    },
    {
      "nct_id": "NCT05426070",
      "title": "Preliminary Efficacy of a Strength Training Intervention on Exercise Adherence and Weight Among Pre-Menopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Inactivity",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Strength training-based exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 50 Years · Female only"
      },
      "enrollment_count": 39,
      "start_date": "2022-12-30",
      "completion_date": "2023-12-10",
      "has_results": false,
      "last_update_posted_date": "2024-01-08",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05426070"
    },
    {
      "nct_id": "NCT00503074",
      "title": "Starting Healthy Staying Healthy Pilot Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "TV modification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "safety and injury prevention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "2 Years to 5 Years"
      },
      "enrollment_count": 70,
      "start_date": "2007-07",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2009-11-20",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00503074"
    },
    {
      "nct_id": "NCT04834726",
      "title": "COVID-19 Vaccine Text Outreach",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Opt-In (Call-Back)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Opt-in (In-Bound)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Message",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Clinician Endorsement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Scarcity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Opt-Out Framing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Phone Call",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 19554,
      "start_date": "2021-04-29",
      "completion_date": "2021-07-06",
      "has_results": true,
      "last_update_posted_date": "2023-03-27",
      "last_synced_at": "2026-10-25T02:44:02.297Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04834726"
    }
  ]
}