{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+based+counseling&page=2",
    "query": {
      "intervention": "telephone based counseling",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 497,
    "total_pages": 50,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+based+counseling&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=telephone+based+counseling&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:12:42.800Z",
  "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": "NCT00464009",
      "title": "Development and Evaluation of a Medical Intervention for Early Childhood Caries",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Early Childhood Dental Caries"
      ],
      "interventions": [
        {
          "name": "Continuing medical education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 120,
      "start_date": "2001-02",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2010-01-29",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00464009"
    },
    {
      "nct_id": "NCT01360814",
      "title": "Structured Multidisciplinary Intervention or Standard Medical Care in Improving Quality of Life in Patients Receiving Active Cancer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "standard follow-up care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 138,
      "start_date": "2005-01",
      "completion_date": "2018-07-02",
      "has_results": false,
      "last_update_posted_date": "2019-12-18",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360814"
    },
    {
      "nct_id": "NCT02957513",
      "title": "The Management of Diabetes in Everyday Life Program",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus",
        "Chronic Disease"
      ],
      "interventions": [
        {
          "name": "Text Messaging (TM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Coaching (HC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Usual Care (EC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 646,
      "start_date": "2016-11-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-10-10",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 19,
      "location_summary": "Holly Springs, Mississippi • Bartlett, Tennessee • Covington, Tennessee + 2 more",
      "locations": [
        {
          "city": "Holly Springs",
          "state": "Mississippi"
        },
        {
          "city": "Bartlett",
          "state": "Tennessee"
        },
        {
          "city": "Covington",
          "state": "Tennessee"
        },
        {
          "city": "Jackson",
          "state": "Tennessee"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02957513"
    },
    {
      "nct_id": "NCT02347202",
      "title": "Tools for Distance Delivery of an Evidence-based AD Family Caregiver Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Online counseling via Zoom teleconferencing",
          "type": "OTHER"
        },
        {
          "name": "Telephone support as needed",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "125 Years",
        "sex": "ALL",
        "summary": "21 Years to 125 Years"
      },
      "enrollment_count": 135,
      "start_date": "2015-10",
      "completion_date": "2020-03-04",
      "has_results": false,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02347202"
    },
    {
      "nct_id": "NCT03959267",
      "title": "Testing a Culturally Adapted Telephone Genetic Counseling Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Hereditary Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Telephone Genetic Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 90 Years · Female only"
      },
      "enrollment_count": 37,
      "start_date": "2017-07-07",
      "completion_date": "2021-01-30",
      "has_results": false,
      "last_update_posted_date": "2021-09-01",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Hackensack, New Jersey • Alexandria, Virginia + 1 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "Alexandria",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959267"
    },
    {
      "nct_id": "NCT00301145",
      "title": "Varenicline Tartrate With Telephone-Based Counseling and/or Internet-Based Counseling in Helping Adults Stop Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "smoking cessation intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "varenicline",
          "type": "DRUG"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "internet-based intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "SRI International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1200,
      "start_date": "2005-10",
      "completion_date": "2008-11",
      "has_results": false,
      "last_update_posted_date": "2013-12-19",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 3,
      "location_summary": "Menlo Park, California • Seattle, Washington",
      "locations": [
        {
          "city": "Menlo Park",
          "state": "California"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00301145"
    },
    {
      "nct_id": "NCT01568151",
      "title": "Testing Interventions to Motivate and Educate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Clinic-directed intervention program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Individual Patient-Directed Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 551,
      "start_date": "2009-04",
      "completion_date": "2013-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-04-28",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568151"
    },
    {
      "nct_id": "NCT04612946",
      "title": "Using Connected Health to Increase Lung Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Referral to Telemedicine LCS Counseling Visit",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "77 Years",
        "sex": "ALL",
        "summary": "55 Years to 77 Years"
      },
      "enrollment_count": 137,
      "start_date": "2021-02-10",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04612946"
    },
    {
      "nct_id": "NCT03658538",
      "title": "Motivational Interviewing and Air Cleaners for Smokers With COPD (MOVE COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD, Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Active HEPA Air Cleaner",
          "type": "DEVICE"
        },
        {
          "name": "Motivational interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham Air Cleaner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 144,
      "start_date": "2019-06-03",
      "completion_date": "2024-11-07",
      "has_results": true,
      "last_update_posted_date": "2025-09-24",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03658538"
    },
    {
      "nct_id": "NCT01129141",
      "title": "Telephone Tinnitus Education for Patients With Traumatic Brain Injury (TBI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tinnitus"
      ],
      "interventions": [
        {
          "name": "Tele-PTM",
          "type": "PROCEDURE"
        },
        {
          "name": "Wait List Control",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 205,
      "start_date": "2011-01",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2017-01-26",
      "last_synced_at": "2026-10-04T00:12:42.800Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01129141"
    }
  ]
}