{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Voice+call&page=4",
    "query": {
      "intervention": "Voice call",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 83,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Voice+call&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Voice+call&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-11T13:59:44.716Z",
  "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": "NCT01749124",
      "title": "My Coach Connect: An Automated Telephone-based Reporting System for Patients With Mental Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Mental Illness",
        "Major Depression",
        "Schizophrenia",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "My Coach Connect",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RAND",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2012-12-01",
      "completion_date": "2017-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-10",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01749124"
    },
    {
      "nct_id": "NCT05108896",
      "title": "Aspiration in Acute Respiratory Failure Survivors 2",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dysphagia",
        "Aspiration"
      ],
      "interventions": [
        {
          "name": "3-Screenings Protocol",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "FEES",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tracheal Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 855,
      "start_date": "2021-12-15",
      "completion_date": "2025-12-15",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 5,
      "location_summary": "Stanford, California • Aurora, Colorado • New Haven, Connecticut + 1 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05108896"
    },
    {
      "nct_id": "NCT02162901",
      "title": "The Reach and Effectiveness of Technology-enhanced Diabetes Prevention Programs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Prevention"
      ],
      "interventions": [
        {
          "name": "Choice-Class with IVR Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Random-Class with IVR calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Random-Class only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Choice-DVD with IVR calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Random-DVD with IVR calls",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 597,
      "start_date": "2014-03-13",
      "completion_date": "2017-04-28",
      "has_results": false,
      "last_update_posted_date": "2021-04-06",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02162901"
    },
    {
      "nct_id": "NCT02855437",
      "title": "Novel Methods for Ascertainment of Gout Flares -A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gout"
      ],
      "interventions": [
        {
          "name": "IVR (Phone call)",
          "type": "DEVICE"
        },
        {
          "name": "RheumPro (Smartphone application)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2016-09",
      "completion_date": "2018-08",
      "has_results": true,
      "last_update_posted_date": "2019-10-28",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02855437"
    },
    {
      "nct_id": "NCT02360007",
      "title": "Interim Buprenorphine: Leveraging Medication + Technology to Bridge Delays in Treatment Access",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Opioid-related Disorders"
      ],
      "interventions": [
        {
          "name": "Interim Buprenorphine Treatment (IBT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Vermont Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2015-01",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2018-05-03",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02360007"
    },
    {
      "nct_id": "NCT00423436",
      "title": "Interactive Voice Response (IVR) Symptom Assessment in Non-Small Cell Lung Cancer (NSCLC) Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interactive Voice Response Telephone System",
          "type": "BEHAVIORAL"
        },
        {
          "name": "IVR Plus Triage",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson 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": 84,
      "start_date": "2003-04",
      "completion_date": "2011-02",
      "has_results": true,
      "last_update_posted_date": "2011-12-16",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423436"
    },
    {
      "nct_id": "NCT05127850",
      "title": "MENCORE-2: Audio Recordings to Improve Decision-making in Advanced Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Metastatic Prostate Cancer",
        "Metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Consultation audio recording app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 51,
      "start_date": "2022-03-22",
      "completion_date": "2024-04-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05127850"
    },
    {
      "nct_id": "NCT01131143",
      "title": "Trial of Provider-to-Patient Interactive Voice Response (IVR) Calls to Improve Weight Management in Community Health Centers (CHCs)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Provider Voice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Generic Voice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1228,
      "start_date": "2009-06",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2013-04-02",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01131143"
    },
    {
      "nct_id": "NCT01395459",
      "title": "A Sustainable Approach to Increasing Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Breast Cancer",
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "IVR only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "IVR+PCC",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Harvard School of Public Health (HSPH)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "86 Years",
        "sex": "ALL",
        "summary": "21 Years to 86 Years"
      },
      "enrollment_count": 13675,
      "start_date": "2008-09",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2019-02-20",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 1,
      "location_summary": "Lawrence, Massachusetts",
      "locations": [
        {
          "city": "Lawrence",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01395459"
    },
    {
      "nct_id": "NCT06476938",
      "title": "Testing Gene PilotLX With Latinx Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Gene PilotLX",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fox Chase Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 239,
      "start_date": "2025-05-30",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-11-11T13:59:44.716Z",
      "location_count": 4,
      "location_summary": "Camden, New Jersey • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06476938"
    }
  ]
}