{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+counseling&page=30",
    "query": {
      "intervention": "telephone counseling",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 1032,
    "total_pages": 104,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+counseling&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+counseling&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T08:42:58.358Z",
  "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": "NCT01389037",
      "title": "Understanding Health Care Information for African Americans With High Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Health Literacy-focused Self-help",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Intervention Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 198,
      "start_date": "2011-10",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2017-12-11",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01389037"
    },
    {
      "nct_id": "NCT01108991",
      "title": "Randomized Trial of Physical Activity Self-Management Intervention for Patients With COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Physical activity self-management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "COPD education + Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center at Tyler",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 325,
      "start_date": "2010-04",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2015-12-29",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Tyler, Texas",
      "locations": [
        {
          "city": "Tyler",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01108991"
    },
    {
      "nct_id": "NCT04020718",
      "title": "Engagement With an Adaptive Mobile Health Smoking Cessation Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Brief telephone advice plus tailored text messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mailed nicotine replacement therapy",
          "type": "DRUG"
        },
        {
          "name": "Proactive telephone coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "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": 35,
      "start_date": "2020-01-31",
      "completion_date": "2020-11-30",
      "has_results": true,
      "last_update_posted_date": "2022-03-10",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04020718"
    },
    {
      "nct_id": "NCT01729910",
      "title": "Primary Care Child Obesity Intervention Targeting Parents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Parent education / behavioral counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "East Tennessee State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "5 Years to 11 Years"
      },
      "enrollment_count": 67,
      "start_date": "2009-09",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2015-11-24",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Johnson City, Tennessee",
      "locations": [
        {
          "city": "Johnson City",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01729910"
    },
    {
      "nct_id": "NCT00462917",
      "title": "REVEAL III: Risk Evaluation and Education for Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Pleiotropic info, in-person disclosure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AD-only info, in-person disclosure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pleiotropic info, phone disclosure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AD-only info, phone disclosure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "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": 290,
      "start_date": "2007-03",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2018-10-23",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Boston, Massachusetts • Ann Arbor, Michigan + 1 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00462917"
    },
    {
      "nct_id": "NCT04755413",
      "title": "The Precision CAD Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Medical/Behavioral therapy",
          "type": "OTHER"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        },
        {
          "name": "Registry",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "21 Years to 90 Years"
      },
      "enrollment_count": 276,
      "start_date": "2022-10-19",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 5,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04755413"
    },
    {
      "nct_id": "NCT04445168",
      "title": "Randomized Trial of Exercise Promotion in Primary Care",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes",
        "Diabetes",
        "Sedentary Behavior"
      ],
      "interventions": [
        {
          "name": "Telephone-based motivational interviews",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "74 Years",
        "sex": "ALL",
        "summary": "18 Years to 74 Years"
      },
      "enrollment_count": 451,
      "start_date": "2020-08-31",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04445168"
    },
    {
      "nct_id": "NCT01574560",
      "title": "P60 Program Project Grant-Outreach for Smoke-Free Homes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Tobacco Cessation"
      ],
      "interventions": [
        {
          "name": "Brochure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "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": 212,
      "start_date": "2011-01",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2014-08-06",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574560"
    },
    {
      "nct_id": "NCT01783704",
      "title": "Improving Community Ambulation After Hip Fracture",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Fracture"
      ],
      "interventions": [
        {
          "name": "Nutrition",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "PUSH",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PULSE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2013-06-10",
      "completion_date": "2017-10-17",
      "has_results": false,
      "last_update_posted_date": "2022-01-27",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 4,
      "location_summary": "Farmington, Connecticut • Baltimore, Maryland • Lebanon, New Hampshire + 1 more",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Glenside",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01783704"
    },
    {
      "nct_id": "NCT02786147",
      "title": "Identification and Referral of Women at Risk for Hereditary Breast/Ovarian Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hereditary Breast and Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Breast Cancer Genetics Referral Screening Tool 3.0",
          "type": "OTHER"
        },
        {
          "name": "Standard Handout",
          "type": "OTHER"
        },
        {
          "name": "Physician Notification",
          "type": "OTHER"
        },
        {
          "name": "Automatic Follow-Up by Genetic Counseling Staff",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Emory University",
      "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": 665,
      "start_date": "2016-04",
      "completion_date": "2018-02-28",
      "has_results": false,
      "last_update_posted_date": "2018-04-20",
      "last_synced_at": "2026-10-16T08:42:58.358Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786147"
    }
  ]
}