{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECHO&page=2",
    "query": {
      "intervention": "ECHO",
      "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?intervention=ECHO&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T09:26:52.896Z",
  "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": "NCT03707275",
      "title": "Personalized Voice Activated Wellness Assistants for Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "Alexa+",
          "type": "DEVICE"
        },
        {
          "name": "Standard of Care Arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Medstar Health Research Institute",
      "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": "2018-12-10",
      "completion_date": "2019-10-31",
      "has_results": false,
      "last_update_posted_date": "2020-06-19",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03707275"
    },
    {
      "nct_id": "NCT00492531",
      "title": "Sildenafil Therapy for Pulmonary Hypertension and Sickle Cell Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Sildenafil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "12 Years to 70 Years"
      },
      "enrollment_count": 74,
      "start_date": "2007-06",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2016-01-06",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 8,
      "location_summary": "Oakland, California • Denver, Colorado • Washington D.C., District of Columbia + 5 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00492531"
    },
    {
      "nct_id": "NCT06281639",
      "title": "RAPID: a Comparison Study of a Novel Ultrasound Device of Automated Congenital Heart Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "RAPID",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "Up to 1 Year"
      },
      "enrollment_count": 22,
      "start_date": "2024-07-21",
      "completion_date": "2025-08-28",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06281639"
    },
    {
      "nct_id": "NCT05564377",
      "title": "Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Locally Advanced Malignant Solid Neoplasm",
        "Malignant Female Reproductive System Neoplasm",
        "Metastatic HER2-Negative Breast Carcinoma",
        "Metastatic Malignant Solid Neoplasm",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Fallopian Tube Carcinoma",
        "Recurrent Malignant Female Reproductive System Neoplasm",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Ovarian Carcinoma",
        "Recurrent Primary Peritoneal Carcinoma",
        "Unresectable HER2-Negative Breast Carcinoma",
        "Unresectable Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Alpelisib",
          "type": "DRUG"
        },
        {
          "name": "Binimetinib",
          "type": "DRUG"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Ipatasertib",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Mutation Carrier Screening",
          "type": "PROCEDURE"
        },
        {
          "name": "Neratinib Maleate",
          "type": "DRUG"
        },
        {
          "name": "Nilotinib Hydrochloride Monohydrate",
          "type": "DRUG"
        },
        {
          "name": "Olaparib",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Palbociclib",
          "type": "DRUG"
        },
        {
          "name": "Panitumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Selumetinib Sulfate",
          "type": "DRUG"
        },
        {
          "name": "Sotorasib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2900,
      "start_date": "2023-04-07",
      "completion_date": "2030-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 478,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 354 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Kingman",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05564377"
    },
    {
      "nct_id": "NCT05286801",
      "title": "Tiragolumab and Atezolizumab for the Treatment of Relapsed or Refractory SMARCB1 or SMARCA4 Deficient Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Atypical Teratoid/Rhabdoid Tumor",
        "Epithelioid Sarcoma",
        "Kidney Medullary Carcinoma",
        "Malignant Solid Neoplasm",
        "Poorly Differentiated Chordoma",
        "Recurrent Atypical Teratoid/Rhabdoid Tumor",
        "Recurrent Chordoma",
        "Recurrent Epithelioid Sarcoma",
        "Recurrent Kidney Medullary Carcinoma",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Rhabdoid Tumor",
        "Refractory Atypical Teratoid/Rhabdoid Tumor",
        "Refractory Chordoma",
        "Refractory Epithelioid Sarcoma",
        "Refractory Kidney Medullary Carcinoma",
        "Refractory Malignant Solid Neoplasm",
        "Refractory Rhabdoid Tumor",
        "Rhabdoid Tumor"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Tiragolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Months and older"
      },
      "enrollment_count": 86,
      "start_date": "2022-11-17",
      "completion_date": "2030-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05286801"
    },
    {
      "nct_id": "NCT04144023",
      "title": "A Vaccine (H2NVAC) Before Surgery for the Treatment of HER2-Expressing Ductal Carcinoma In Situ",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Ductal Carcinoma In Situ"
      ],
      "interventions": [
        {
          "name": "Granulocyte-Macrophage Colony-Stimulating Factor",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Multi-epitope HER2 Peptide Vaccine H2NVAC",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 43,
      "start_date": "2019-06-27",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04144023"
    },
    {
      "nct_id": "NCT04267848",
      "title": "Testing the Addition of a Type of Drug Called Immunotherapy to the Usual Chemotherapy Treatment for Non-small Cell Lung Cancer, an ALCHEMIST Treatment Trial (Chemo-IO [ACCIO])",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Non-Small Cell Carcinoma",
        "Lung Non-Small Cell Squamous Carcinoma",
        "Lung Non-Squamous Non-Small Cell Carcinoma",
        "Stage II Lung Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Gemcitabine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Observation Activity",
          "type": "OTHER"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pemetrexed Disodium",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1210,
      "start_date": "2020-06-16",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1150,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Gilbert, Arizona + 747 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04267848"
    },
    {
      "nct_id": "NCT02911142",
      "title": "Lenalidomide Combined With Modified DA-EPOCH and Rituximab (EPOCH-R2) in Primary Effusion Lymphoma or KSHV-associated Large Cell Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Primary Effusion Lymphoma",
        "B-Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "CT of neck, chest, abdomen and pelvis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "18FDG-PET scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI Brain",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone marrow biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bronchoscopy",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Endoscopy",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CXR: PA/lat/decub",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2017-07-03",
      "completion_date": "2028-10-01",
      "has_results": true,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02911142"
    },
    {
      "nct_id": "NCT04363320",
      "title": "Fostering MAT Use in Justice Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder",
        "Recidivism"
      ],
      "interventions": [
        {
          "name": "NIATx Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "ECHO",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 256,
      "start_date": "2020-07-30",
      "completion_date": "2024-02-28",
      "has_results": true,
      "last_update_posted_date": "2025-05-28",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04363320"
    },
    {
      "nct_id": "NCT00207220",
      "title": "Ventricular-Vascular Coupling in Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "arterial tonometry",
          "type": "PROCEDURE"
        },
        {
          "name": "echocardiography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 53,
      "start_date": "2004-01",
      "completion_date": "2007-01",
      "has_results": false,
      "last_update_posted_date": "2007-11-09",
      "last_synced_at": "2026-09-03T09:26:52.896Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00207220"
    }
  ]
}