{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone-based+intervention&page=47",
    "query": {
      "intervention": "Telephone-based intervention",
      "page": 47
    },
    "page_size": 10
  },
  "pagination": {
    "page": 47,
    "page_size": 10,
    "total_count": 1710,
    "total_pages": 171,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone-based+intervention&page=48&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone-based+intervention&page=46&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T21:01:23.098Z",
  "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": "NCT02907697",
      "title": "Adherence Intervention for HIV-infected Drug Users",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "Life Steps-Drug Use",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Health Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 132,
      "start_date": "2016-01-01",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-25",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02907697"
    },
    {
      "nct_id": "NCT02072252",
      "title": "Mobile Phone App for Depression and Anxiety in Young Men Who Are Attracted to Men",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Depressive Symptoms",
        "Anxiety Generalized"
      ],
      "interventions": [
        {
          "name": "Mobile Phone Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "20 Years",
        "sex": "MALE",
        "summary": "17 Years to 20 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2017-08-14",
      "completion_date": "2017-08-14",
      "has_results": false,
      "last_update_posted_date": "2017-08-17",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02072252"
    },
    {
      "nct_id": "NCT02223858",
      "title": "Staying Positive With Arthritis Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arthritis"
      ],
      "interventions": [
        {
          "name": "Positive Activities (PA) Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control (AC) Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2015-07-13",
      "completion_date": "2017-11-09",
      "has_results": true,
      "last_update_posted_date": "2019-04-03",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02223858"
    },
    {
      "nct_id": "NCT04548193",
      "title": "Behavioral Dietary Intervention for the Improvement of Bladder Cancer Survivorship",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Stage 0a Bladder Cancer AJCC v8",
        "Stage 0is Bladder Cancer AJCC v8",
        "Stage I Bladder Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Behavioral Dietary Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2021-04-05",
      "completion_date": "2024-04-04",
      "has_results": true,
      "last_update_posted_date": "2024-08-28",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04548193"
    },
    {
      "nct_id": "NCT04557748",
      "title": "LURN: Urinary Urgency Phenotyping Protocol",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lower Urinary Tract Symptoms"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        },
        {
          "name": "Observational Controls",
          "type": "OTHER"
        },
        {
          "name": "Central Sensitization",
          "type": "OTHER"
        },
        {
          "name": "Physical Activity and Sleep Tracker",
          "type": "OTHER"
        },
        {
          "name": "Physical Activity and Sleep Tracker Controls",
          "type": "OTHER"
        },
        {
          "name": "Organ-Based",
          "type": "OTHER"
        },
        {
          "name": "Qualitative Assessment of Patients with Urinary Urgency",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Arbor Research Collaborative for Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1030,
      "start_date": "2021-02-17",
      "completion_date": "2025-08-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Iowa City, Iowa • Ann Arbor, Michigan + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04557748"
    },
    {
      "nct_id": "NCT01816516",
      "title": "Healthy Babies Through Infant Centered Feeding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity",
        "Infant Overnutrition",
        "Feeding Behavior",
        "Feeding Patterns"
      ],
      "interventions": [
        {
          "name": "Healthy Babies",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Expanded Food and Nutrition Education Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michigan State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 546,
      "start_date": "2010-02",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2014-06-02",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 2,
      "location_summary": "Fort Collins, Colorado • East Lansing, Michigan",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01816516"
    },
    {
      "nct_id": "NCT02044211",
      "title": "Blended Collaborative Care for Heart Failure and Co-Morbid Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Heart Failure, Systolic",
        "Depression",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Collaborative Care for Heart Failure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Collaborative Care for Depression",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 756,
      "start_date": "2014-02",
      "completion_date": "2020-07",
      "has_results": false,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02044211"
    },
    {
      "nct_id": "NCT00282009",
      "title": "Internet and Telephone Counseling for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "Basic Internet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Internet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Internet + phone",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 2205,
      "start_date": "2004-08",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-02-10",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00282009"
    },
    {
      "nct_id": "NCT02805309",
      "title": "Home-Based Exercise Program For Recovery After Transcatheter Aortic Valve Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Valve Stenosis"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive behavioral interventions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention control education program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2017-08-01",
      "completion_date": "2020-05-06",
      "has_results": true,
      "last_update_posted_date": "2021-07-21",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02805309"
    },
    {
      "nct_id": "NCT04272138",
      "title": "A Brief App-based Mobile Health and Well-being Intervention Among Middle-aged Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Meditation",
        "Control Group"
      ],
      "interventions": [
        {
          "name": "Calm Meditation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational Podcast Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "40 Years to 64 Years"
      },
      "enrollment_count": 83,
      "start_date": "2020-02-03",
      "completion_date": "2020-06-16",
      "has_results": false,
      "last_update_posted_date": "2022-02-28",
      "last_synced_at": "2026-10-25T21:01:23.098Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04272138"
    }
  ]
}