{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pacing&page=2",
    "query": {
      "condition": "Pacing",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pacing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T04:20:33.540Z",
  "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": "NCT04327141",
      "title": "Low Sugar Protein Pacing, Intermittent Fasting Diet in Men and Women",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Gut Microbiome",
        "Anti-Aging"
      ],
      "interventions": [
        {
          "name": "P-IF",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HH",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Skidmore College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2020-09-03",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-04-08",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Saratoga Springs, New York",
      "locations": [
        {
          "city": "Saratoga Springs",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04327141"
    },
    {
      "nct_id": "NCT06606288",
      "title": "Characterizing Outcomes and Real-World Experience of Cardiac Physiologic Pacing (The CORE-CPP Study)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Conduction system pacing",
          "type": "DEVICE"
        },
        {
          "name": "Bi-ventricular pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic Cardiac Rhythm and Heart Failure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 6000,
      "start_date": "2017-01-01",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Mounds View, Minnesota",
      "locations": [
        {
          "city": "Mounds View",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06606288"
    },
    {
      "nct_id": "NCT05884411",
      "title": "Evaluation of Left Bundle Branch Area Pacing As A Rescue Strategy for Cardiac Resynchronization Therapy Non-Response",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Systolic Heart Failure",
        "Heart Failure With Reduced Ejection Fraction",
        "CRT Non-Response",
        "Left Bundle Branch Area Pacing"
      ],
      "interventions": [
        {
          "name": "Left bundle branch area pacing",
          "type": "DEVICE"
        },
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2023-04-30",
      "completion_date": "2025-08-05",
      "has_results": false,
      "last_update_posted_date": "2025-08-11",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05884411"
    },
    {
      "nct_id": "NCT03257436",
      "title": "Strategic Management to Improve CRT Using Multi-Site Pacing Post Approval Study (Reference # C1918)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Left Ventricular Dysfunction"
      ],
      "interventions": [
        {
          "name": "CRT-D",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 586,
      "start_date": "2018-01-05",
      "completion_date": "2020-11-19",
      "has_results": true,
      "last_update_posted_date": "2022-01-03",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 54,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 51 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03257436"
    },
    {
      "nct_id": "NCT02669290",
      "title": "Use of 3-D Blood Pool Scintigraphy to Guide Left Ventricular Pacing Lead Placement in Patients Requiring Cardiac Resynchronization Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Left Ventricular Dysfunction",
        "Cardiac Resynchronization Therapy"
      ],
      "interventions": [
        {
          "name": "Guided",
          "type": "OTHER"
        },
        {
          "name": "Non-guided",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2007-01",
      "completion_date": "2018-01",
      "has_results": false,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02669290"
    },
    {
      "nct_id": "NCT05966168",
      "title": "Micra AV Tracking During Exercise Testing",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Block AV"
      ],
      "interventions": [
        {
          "name": "Medtronic Micra AV Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2024-05-01",
      "completion_date": "2025-11",
      "has_results": false,
      "last_update_posted_date": "2024-04-17",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05966168"
    },
    {
      "nct_id": "NCT00158925",
      "title": "The EASYTRAK EPI Clinical Investigation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bradycardia",
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "EASYTRAK EPI lead",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2004-09",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00158925"
    },
    {
      "nct_id": "NCT00156390",
      "title": "Predictors of Response to Biventricular Pacing in Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Wide QRS Complex"
      ],
      "interventions": [
        {
          "name": "echo-guided left ventricular lead placement",
          "type": "DEVICE"
        },
        {
          "name": "LV lead placement as per standard of care (without echo guidance)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Samir Saba",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2005-06",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2019-11-06",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00156390"
    },
    {
      "nct_id": "NCT03253809",
      "title": "Survey of QRS Frequency at Various Left Ventricular Pacing Sites for Cardiac Resynchronization",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiomyopathies",
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Biotronik Vision Guidewire",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2017-07-12",
      "completion_date": "2021-11-02",
      "has_results": true,
      "last_update_posted_date": "2022-03-09",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03253809"
    },
    {
      "nct_id": "NCT07069738",
      "title": "Safety and Effectiveness of Left Bundle Branch Area Pacing Versus Conventional Cardiac Resynchronization Therapy in Heart Failure",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure - NYHA II - IV"
      ],
      "interventions": [
        {
          "name": "CRT-D with a Quadripolar LV lead",
          "type": "DEVICE"
        },
        {
          "name": "CRT-D with INGEVITY+ pace/sense lead",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 850,
      "start_date": "2025-10-22",
      "completion_date": "2029-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-11T04:20:33.540Z",
      "location_count": 32,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Jonesboro, Arkansas + 27 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07069738"
    }
  ]
}