{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=IVR",
    "query": {
      "intervention": "IVR"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 137,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=IVR&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T04:44:49.415Z",
  "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": "NCT02762617",
      "title": "Safety and Pharmacokinetics (PK) of a Polyurethane Tenofovir Disoproxil Fumarate (TDF) Vaginal Ring (TDF IVR-002)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Tenofovir disoproxil fumarate intravaginal ring",
          "type": "DRUG"
        },
        {
          "name": "Placebo intravaginal ring (IVR)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Marla Keller",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2017-02-24",
      "completion_date": "2017-10-17",
      "has_results": false,
      "last_update_posted_date": "2018-08-21",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02762617"
    },
    {
      "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": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02855437"
    },
    {
      "nct_id": "NCT01236079",
      "title": "Cessation Service Use and Effectiveness for Hospitalized Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Assisted referral & IVR",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 900,
      "start_date": "2011-12",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2016-08-31",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 3,
      "location_summary": "Clackamas, Oregon • Portland, Oregon",
      "locations": [
        {
          "city": "Clackamas",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01236079"
    },
    {
      "nct_id": "NCT02043184",
      "title": "Improving Adherence to Oral Cancer Agents and Self Care of Symptoms Using an IVR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostatic Neoplasms",
        "Breast Neoplasms",
        "Colorectal Neoplasms",
        "Melanoma",
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Interactive Voice Response (IVR) Reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michigan State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 322,
      "start_date": "2013-03",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2017-06-07",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 8,
      "location_summary": "New Haven, Connecticut • Chicago, Illinois • Indianapolis, Indiana + 4 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02043184"
    },
    {
      "nct_id": "NCT05093556",
      "title": "Interactive CBT for Headache And Relaxation Training",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Traumatic Headache"
      ],
      "interventions": [
        {
          "name": "iCHART - Interactive CBT for Headache And Relaxation Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Connecticut Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-01-06",
      "completion_date": "2023-10-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05093556"
    },
    {
      "nct_id": "NCT03279120",
      "title": "Safety, PK, and PD Study of IVRs Releasing TFV and LNG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anti-Infective Agents",
        "Anti-Retroviral Agents",
        "Contraceptive Usage"
      ],
      "interventions": [
        {
          "name": "TFV/LNG IVR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CONRAD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2017-09-28",
      "completion_date": "2018-12-26",
      "has_results": false,
      "last_update_posted_date": "2019-07-23",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "Norfolk, Virginia",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03279120"
    },
    {
      "nct_id": "NCT04331704",
      "title": "ANCHORS Alcohol & Sexual Health Study: UH3 Project",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcohol Use, Unspecified",
        "Substance Use",
        "Sex Behavior"
      ],
      "interventions": [
        {
          "name": "PrEP acronym (pre-exposure prophylaxis)",
          "type": "DRUG"
        },
        {
          "name": "Initial Web Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interactive Voice Response (IVR) monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational material on alcohol and sexual health behavior",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interactive Voice Response (IVR) assessment with personalized information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personalized information based on web-based survey responses & standardized information",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "MALE",
        "summary": "18 Years to 30 Years · Male only"
      },
      "enrollment_count": 88,
      "start_date": "2021-01-12",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-10",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04331704"
    },
    {
      "nct_id": "NCT01953653",
      "title": "Feasibility of Using a Structured Daily Diary",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "Structured daily diary",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "24 Years",
        "sex": "MALE",
        "summary": "16 Years to 24 Years · Male only"
      },
      "enrollment_count": 67,
      "start_date": "2013-02",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2017-02-28",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 3,
      "location_summary": "Aurora, Colorado • Detroit, Michigan • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01953653"
    },
    {
      "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": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01131143"
    },
    {
      "nct_id": "NCT02767440",
      "title": "Families on Track: A Digital Health Behavioral Intervention for Parents Seeking Treatment for Their Child With Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Childhood Obesity",
        "Hypertension",
        "Diabetes",
        "Dyslipidemia"
      ],
      "interventions": [
        {
          "name": "Families on Track Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2016-06",
      "completion_date": "2017-06-29",
      "has_results": false,
      "last_update_posted_date": "2017-10-04",
      "last_synced_at": "2026-09-03T04:44:49.415Z",
      "location_count": 1,
      "location_summary": "Durham, NC, North Carolina",
      "locations": [
        {
          "city": "Durham, NC",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02767440"
    }
  ]
}