{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=beta+blockers",
    "query": {
      "intervention": "beta blockers"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 215,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=beta+blockers&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T00:07:22.066Z",
  "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": "NCT05251974",
      "title": "Assay to Measure Beta Blocker Adherence",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congestive Heart Failure",
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Quest beta blocker assay",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Summa Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 27,
      "start_date": "2022-03-02",
      "completion_date": "2023-11-15",
      "has_results": false,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Akron, Ohio",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05251974"
    },
    {
      "nct_id": "NCT00608140",
      "title": "Effectiveness of Surgical Mitral Valve Repair Versus Medical Treatment for People With Significant Mitral Regurgitation and Non-ischemic Congestive Heart Failure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Mitral Valve Insufficiency",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Surgical mitral valvuloplasty with placement of annular ring (SMVR)",
          "type": "PROCEDURE"
        },
        {
          "name": "Optimal medical therapy (OMT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2008-03",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2018-04-04",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 8,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts • Minneapolis, Minnesota + 5 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00608140"
    },
    {
      "nct_id": "NCT02507011",
      "title": "Beta-blockers in Pulmonary Arterial Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Carvedilol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2016-01-31",
      "completion_date": "2019-07-01",
      "has_results": true,
      "last_update_posted_date": "2020-06-16",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02507011"
    },
    {
      "nct_id": "NCT05174351",
      "title": "Beta-blocker Discontinuation in Heart Failure With Preserved Ejection Fraction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "beta blocker discontinuation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2021-12-20",
      "completion_date": "2027-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05174351"
    },
    {
      "nct_id": "NCT02972554",
      "title": "Does Propranolol Attenuate Inflammatory Responses to a Psychological Stressor?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Stress, Psychological",
        "Inflammation",
        "Cortisol",
        "Sympathetic Nervous System"
      ],
      "interventions": [
        {
          "name": "Propanolol hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 92,
      "start_date": "2016-01-26",
      "completion_date": "2017-10-10",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02972554"
    },
    {
      "nct_id": "NCT02013492",
      "title": "Propranolol Hydrochloride in Treating Patients With Locally Recurrent or Metastatic Solid Tumors That Cannot Be Removed By Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Male Breast Cancer",
        "Recurrent Melanoma",
        "Stage IV Breast Cancer",
        "Stage IV Melanoma",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Ovarian Germ Cell Tumor",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Hepatocellular Carcinoma"
      ],
      "interventions": [
        {
          "name": "propranolol hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Correlative Studies",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "William Carson",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2014-01-21",
      "completion_date": "2015-06-12",
      "has_results": false,
      "last_update_posted_date": "2022-12-06",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02013492"
    },
    {
      "nct_id": "NCT01847001",
      "title": "Study of Propranolol in Newly Diagnosed Breast Cancer Patients Undergoing Neoadjuvant Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Malignant Neoplasm",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "DOT imaging",
          "type": "OTHER"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Premedication",
          "type": "DRUG"
        },
        {
          "name": "Anti-nausea therapy",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2012-10",
      "completion_date": "2019-10-16",
      "has_results": true,
      "last_update_posted_date": "2021-09-10",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01847001"
    },
    {
      "nct_id": "NCT00572936",
      "title": "Circadian Rhythms of Aqueous Humor Dynamics in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Latanoprost",
          "type": "DRUG"
        },
        {
          "name": "Dorzolamide",
          "type": "DRUG"
        },
        {
          "name": "Timolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2006-03-13",
      "completion_date": "2009-11-01",
      "has_results": true,
      "last_update_posted_date": "2023-10-24",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00572936"
    },
    {
      "nct_id": "NCT00052026",
      "title": "Safety and Efficacy Study of Carvedilol to Treat Children With Congestive Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "carvedilol",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shaddy, Robert, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Day to 17 Years"
      },
      "enrollment_count": 161,
      "start_date": "2000-05",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2008-12-25",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 21,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 16 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00052026"
    },
    {
      "nct_id": "NCT05556343",
      "title": "A Study to Evaluate the Efficacy, Safety, and Tolerability of MYK-224 in Participants With Symptomatic Obstructive Hypertrophic Cardiomyopathy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiomyopathy, Hypertrophic"
      ],
      "interventions": [
        {
          "name": "MYK-224",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 18,
      "start_date": "2023-01-18",
      "completion_date": "2025-02-27",
      "has_results": true,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-09T00:07:22.066Z",
      "location_count": 12,
      "location_summary": "La Jolla, California • Los Angeles, California • San Francisco, California + 9 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05556343"
    }
  ]
}