{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=beta+blockers&page=8",
    "query": {
      "intervention": "beta blockers",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 216,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=beta+blockers&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=beta+blockers&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T17:47:01.516Z",
  "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": "NCT04421209",
      "title": "Analgesic Effects of Perioperative Propranolol Administration for Spine Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lumbar Disc Disease",
        "Spinal Fusion",
        "Degenerative Disc Disease"
      ],
      "interventions": [
        {
          "name": "Propranolol Hcl 40mg Tab",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 0,
      "start_date": "2020-12",
      "completion_date": "2021-09-30",
      "has_results": false,
      "last_update_posted_date": "2021-03-16",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04421209"
    },
    {
      "nct_id": "NCT00381030",
      "title": "Effects of Carvedilol on Health Outcomes in Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure, Congestive"
      ],
      "interventions": [
        {
          "name": "carvedilol plus nurse management",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2002-10",
      "completion_date": "2005-03",
      "has_results": false,
      "last_update_posted_date": "2006-09-27",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381030"
    },
    {
      "nct_id": "NCT00202358",
      "title": "Perioperative Effect of Atenolol on Cytokine Profiles",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "atenolol",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Saini Foundation",
      "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": "2002-11",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2008-06-17",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Hyannis, Massachusetts",
      "locations": [
        {
          "city": "Hyannis",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00202358"
    },
    {
      "nct_id": "NCT06110364",
      "title": "Vagal Nerve Stimulation as an Alternative Therapy for Premature Ventricular Contractions",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Premature Ventricular Contraction"
      ],
      "interventions": [
        {
          "name": "Low-Level Tragus Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Heart Rate Variability- Biofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conventional Medical Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Hunter Holmes Mcguire Veteran Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-07-19",
      "completion_date": "2024-08-13",
      "has_results": false,
      "last_update_posted_date": "2024-10-26",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06110364"
    },
    {
      "nct_id": "NCT00770484",
      "title": "Effect of Exercise in OI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Orthostatic Intolerance",
        "Postural Tachycardia Syndrome"
      ],
      "interventions": [
        {
          "name": "Propranolol then Placebo",
          "type": "DRUG"
        },
        {
          "name": "Placebo then Propranolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2008-11",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-08-05",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00770484"
    },
    {
      "nct_id": "NCT02519283",
      "title": "Get With the Guidelines in ED Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "GUIDED-HF",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 529,
      "start_date": "2015-10",
      "completion_date": "2020-02",
      "has_results": false,
      "last_update_posted_date": "2020-04-22",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 15,
      "location_summary": "Atlanta, Georgia • Indianapolis, Indiana • Iowa City, Iowa + 11 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02519283"
    },
    {
      "nct_id": "NCT01953874",
      "title": "Cardiovascular Improvements With MV ASV Therapy in Heart Failure",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Decompensated Heart Failure",
        "Sleep Disordered Breathing"
      ],
      "interventions": [
        {
          "name": "MV ASV",
          "type": "DEVICE"
        },
        {
          "name": "Optimized Medical Treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "ResMed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 126,
      "start_date": "2013-12",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2018-02-28",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 14,
      "location_summary": "Huntsville, Alabama • Los Angeles, California • Denver, Colorado + 11 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Macon",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01953874"
    },
    {
      "nct_id": "NCT03588754",
      "title": "Does Propranolol, a Beta Blocker, Attenuate Stress-Induced Drinking?",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2018-09-15",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03588754"
    },
    {
      "nct_id": "NCT01873131",
      "title": "A Clinical Trial of Pulsed-dye Laser Versus Timolol Topical Solution Versus Observation on the Growth of Hemangioma in Newborn",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemangioma"
      ],
      "interventions": [
        {
          "name": "topical timolol maleate",
          "type": "DRUG"
        },
        {
          "name": "Pulsed dye laser",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "Up to 3 Months"
      },
      "enrollment_count": 126,
      "start_date": "2011-02",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01873131"
    },
    {
      "nct_id": "NCT01120613",
      "title": "Post Kidney Transplant Nocturnal Hypertension Prevalence and Management Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Chronotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-05-30",
      "last_synced_at": "2026-10-25T17:47:01.516Z",
      "location_count": 1,
      "location_summary": "Great Neck, New York",
      "locations": [
        {
          "city": "Great Neck",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01120613"
    }
  ]
}