{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ultrasound+contrast&page=6",
    "query": {
      "intervention": "ultrasound contrast",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 276,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ultrasound+contrast&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ultrasound+contrast&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T20:49:43.118Z",
  "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": "NCT01572220",
      "title": "Stress Echo Ultrasound Contrast in an Urban Safety Net Hospital to Refine Ischemia Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chest Pain",
        "Symptomatic Ischemic Equivalent"
      ],
      "interventions": [
        {
          "name": "UCA stress echocardiography or myocardial SPECT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2012-04",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2017-12-11",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572220"
    },
    {
      "nct_id": "NCT00829413",
      "title": "SonoVue®-Enhanced Ultrasound (US) Versus Unenhanced US for Focal Liver Lesion Characterization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Liver Neoplasms"
      ],
      "interventions": [
        {
          "name": "SonoVue®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bracco Diagnostics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 353,
      "start_date": "2010-06",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2018-08-03",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Princeton, New Jersey",
      "locations": [
        {
          "city": "Princeton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00829413"
    },
    {
      "nct_id": "NCT03736213",
      "title": "Delineation of Sensorimotor Subtypes Underlying Residual Speech Errors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Visual-acoustic biofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultrasound biofeedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "9 Years to 15 Years"
      },
      "enrollment_count": 7,
      "start_date": "2019-03-01",
      "completion_date": "2022-02-01",
      "has_results": true,
      "last_update_posted_date": "2023-12-11",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 3,
      "location_summary": "Bloomfield, New Jersey • New York, New York • Syracuse, New York",
      "locations": [
        {
          "city": "Bloomfield",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03736213"
    },
    {
      "nct_id": "NCT02316314",
      "title": "Characterization of the Cardiac Phenotype of Friedreich's Ataxia (FRDA)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Friedreich's Ataxia"
      ],
      "interventions": [
        {
          "name": "Cardiac magnetic resonance imaging (CMR)",
          "type": "PROCEDURE"
        },
        {
          "name": "Exercise-stress test",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram (ECHO)",
          "type": "PROCEDURE"
        },
        {
          "name": "Cardiac-related blood studies",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-01-15",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02316314"
    },
    {
      "nct_id": "NCT02115607",
      "title": "Subharmonic Imaging and Pressure Estimation for Monitoring Neoadjuvant Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Definity infusion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2014-03",
      "completion_date": "2018-05-23",
      "has_results": true,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02115607"
    },
    {
      "nct_id": "NCT03719612",
      "title": "DEF-315 Better Accuracy in Ejection Fraction (EF) Assessment With DEFINITY",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiac Disease"
      ],
      "interventions": [
        {
          "name": "DEFINITY®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lantheus Medical Imaging",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2018-12-28",
      "completion_date": "2020-01-09",
      "has_results": true,
      "last_update_posted_date": "2021-01-28",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 15,
      "location_summary": "Tucson, Arizona • Los Angeles, California • Orange, California + 12 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03719612"
    },
    {
      "nct_id": "NCT02092415",
      "title": "Assessment of Limb Perfusion During Junctional Tourniquet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bleeding"
      ],
      "interventions": [
        {
          "name": "Application of a Junctional Tourniquet",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "19 Years to 50 Years"
      },
      "enrollment_count": 10,
      "start_date": "2013-09",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2015-05-29",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02092415"
    },
    {
      "nct_id": "NCT03357081",
      "title": "Utility of Real-Time Contrast Enhanced Ultrasound (CEUS) in the Evaluation of Soft Tissue Hematomas",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematoma"
      ],
      "interventions": [
        {
          "name": "CEUS or Contrast enhanced Ultrasound",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2018-02-27",
      "completion_date": "2019-09-22",
      "has_results": false,
      "last_update_posted_date": "2022-02-01",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03357081"
    },
    {
      "nct_id": "NCT00955097",
      "title": "Evaluation of Intra-operative Ultrasound Contrast Enhancement in the Evaluation of Liver Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Liver Tumors"
      ],
      "interventions": [
        {
          "name": "Definity®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2008-05",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2013-10-21",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 2,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00955097"
    },
    {
      "nct_id": "NCT04021238",
      "title": "Contrast-Enhanced Ultrasound for Kidney Cancer Subtyping and Staging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Cancer"
      ],
      "interventions": [
        {
          "name": "Perflutren lipid microsphere",
          "type": "DRUG"
        },
        {
          "name": "Sulfur hexafluoride lipid microspheres",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 25,
      "start_date": "2020-10-07",
      "completion_date": "2022-08-05",
      "has_results": true,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-13T20:49:43.118Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04021238"
    }
  ]
}