{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interactive+Voice+Recognition+%28IVR%29+phone+calls",
    "query": {
      "intervention": "Interactive Voice Recognition (IVR) phone calls"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T03:16:49.171Z",
  "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": "NCT01188135",
      "title": "Antidepressant Adherence Via AD_IVR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Interactive voice messaging or Interactive voice messaging + psycho ed materials",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 6058,
      "start_date": "2011-02",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-03-17",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01188135"
    },
    {
      "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": "2026-09-30T03:16:49.171Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423436"
    },
    {
      "nct_id": "NCT01177176",
      "title": "Smoking Interventions for Hospital Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Extended Care Management",
          "type": "OTHER"
        },
        {
          "name": "Standard Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 397,
      "start_date": "2010-07",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2014-09-18",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01177176"
    },
    {
      "nct_id": "NCT04827914",
      "title": "Evaluation of an \"Opt-Out\" Inpatient Smoking Cessation Service on Smoking Behavior Study #1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Enhanced Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Basic Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1122,
      "start_date": "2021-03-08",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 6,
      "location_summary": "Charleston, South Carolina • Chester, South Carolina • Florence, South Carolina + 2 more",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Chester",
          "state": "South Carolina"
        },
        {
          "city": "Florence",
          "state": "South Carolina"
        },
        {
          "city": "Lancaster",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04827914"
    },
    {
      "nct_id": "NCT00987285",
      "title": "Linking Self-Management and Primary Care for Diabetes 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "CASM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 463,
      "start_date": "2007-01",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-05-25",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00987285"
    },
    {
      "nct_id": "NCT00794170",
      "title": "Interactive Study to Increase Glaucoma Adherence to Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Telephone and Print based intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 312,
      "start_date": "2008-08",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2014-06-09",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00794170"
    },
    {
      "nct_id": "NCT01251757",
      "title": "Promoting Adherence to Improve Effectiveness of Cardiovascular Disease Therapies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Interactive Voice Recognition (IVR) phone calls",
          "type": "OTHER"
        },
        {
          "name": "Educational mailings and follow-up for nonadherence",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 21752,
      "start_date": "2011-08",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2017-03-13",
      "last_synced_at": "2026-09-30T03:16:49.171Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Honolulu, Hawaii • Portland, Oregon",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01251757"
    }
  ]
}