{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ranolazine+placebo",
    "query": {
      "intervention": "Ranolazine placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 47,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ranolazine+placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T18:15:15.429Z",
  "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": "NCT01345188",
      "title": "Ranolazine in Ischemic Cardiomyopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cardiomyopathy",
        "Chest Pain",
        "Dyspnea"
      ],
      "interventions": [
        {
          "name": "Ranexa",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Midwest Cardiovascular Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2011-04",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2024-12-09",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 1,
      "location_summary": "Davenport, Iowa",
      "locations": [
        {
          "city": "Davenport",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01345188"
    },
    {
      "nct_id": "NCT04456517",
      "title": "Reduce Crohn's-Associated Diarrhea With Sodium Channel Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Crohn's Disease",
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2022-10-18",
      "completion_date": "2024-04-11",
      "has_results": true,
      "last_update_posted_date": "2025-02-06",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04456517"
    },
    {
      "nct_id": "NCT01349491",
      "title": "Ranolazine for the Prevention of Atrial Fibrillation After Electrical Cardioversion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2012-03",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 2,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01349491"
    },
    {
      "nct_id": "NCT01555164",
      "title": "A Phase 3 Study of Ranolazine in Subjects With Type 2 Diabetes Who Are Inadequately Controlled on Metformin Alone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match metformin",
          "type": "DRUG"
        },
        {
          "name": "Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 442,
      "start_date": "2012-06",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2014-09-23",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 60,
      "location_summary": "Gulf Shores, Alabama • Little Rock, Alaska • Chandler, Arizona + 53 more",
      "locations": [
        {
          "city": "Gulf Shores",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Alaska"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01555164"
    },
    {
      "nct_id": "NCT01648205",
      "title": "Long-term Efficacy Study of Sodium Channel Blocker in LQT3 Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Long QT Syndrome"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ranolazine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2012-09",
      "completion_date": "2018-07-20",
      "has_results": true,
      "last_update_posted_date": "2022-04-07",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01648205"
    },
    {
      "nct_id": "NCT01472185",
      "title": "Ranolazine Monotherapy in Subjects With Type 2 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Diet",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 465,
      "start_date": "2011-11",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2014-10-24",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 57,
      "location_summary": "Glendale, Arizona • Phoenix, Arizona • Tucson, Arizona + 49 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Mountain Home",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01472185"
    },
    {
      "nct_id": "NCT01979965",
      "title": "Effect of Ranolazine on Valvular Disease in Patients With Pacemakers",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ischemic Mitral Regurgitation"
      ],
      "interventions": [
        {
          "name": "Ranolazine (Active drug)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University Cardiology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2013-11",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2013-11-08",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01979965"
    },
    {
      "nct_id": "NCT01948310",
      "title": "Effects of Ranolazine and Exercise on Daily Physical Activity Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Stable Angina"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Aerobic Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 38,
      "start_date": "2013-12",
      "completion_date": "2016-10-10",
      "has_results": true,
      "last_update_posted_date": "2017-12-12",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01948310"
    },
    {
      "nct_id": "NCT01522651",
      "title": "Study to Evaluate the Effect of Ranolazine and Dronedarone When Given Alone and in Combination in Patients With Paroxysmal Atrial Fibrillation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Dronedarone",
          "type": "DRUG"
        },
        {
          "name": "Ranolazine placebo",
          "type": "DRUG"
        },
        {
          "name": "Dronedarone placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 134,
      "start_date": "2012-01-24",
      "completion_date": "2014-03-10",
      "has_results": true,
      "last_update_posted_date": "2020-11-06",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 15,
      "location_summary": "Beverly Hills, California • Newport Beach, California • San Francisco, California + 12 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01522651"
    },
    {
      "nct_id": "NCT01839110",
      "title": "Targeting the Right Ventricle in Pulmonary Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 22,
      "start_date": "2013-07",
      "completion_date": "2018-01",
      "has_results": true,
      "last_update_posted_date": "2019-02-05",
      "last_synced_at": "2026-09-18T18:15:15.429Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01839110"
    }
  ]
}