{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Enzyme+testing&page=4",
    "query": {
      "intervention": "Enzyme testing",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 174,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Enzyme+testing&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Enzyme+testing&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T23:22:49.887Z",
  "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": "NCT03727932",
      "title": "VioOne HIV Profile Supplemental Assay",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "VioOne HIV Profile Supplemental Assay",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Avioq, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 757,
      "start_date": "2018-01-03",
      "completion_date": "2018-04-11",
      "has_results": false,
      "last_update_posted_date": "2018-11-02",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03727932"
    },
    {
      "nct_id": "NCT04467931",
      "title": "ACEI or ARB and COVID-19 Severity and Mortality in US Veterans",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension",
        "COVID"
      ],
      "interventions": [
        {
          "name": "ACEI/ARB",
          "type": "DRUG"
        },
        {
          "name": "Non-ACEI/ARB",
          "type": "DRUG"
        },
        {
          "name": "ACEI",
          "type": "DRUG"
        },
        {
          "name": "ARB",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22213,
      "start_date": "2020-01-19",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-28",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04467931"
    },
    {
      "nct_id": "NCT05520411",
      "title": "Examining the Effectiveness of Digestive Enzymes at Reducing Bloating and Stomach Distension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stomach Distended",
        "Bloating"
      ],
      "interventions": [
        {
          "name": "HUM Flatter Me",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "HUM Nutrition, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-07-01",
      "completion_date": "2023-01-15",
      "has_results": false,
      "last_update_posted_date": "2023-03-16",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05520411"
    },
    {
      "nct_id": "NCT00594685",
      "title": "Evaluating the Presence of Blood Clots in People With Heparin-Induced Thrombocytopenia (HIT) (The HOT Study)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombocytopenia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 10,
      "start_date": "2008-01",
      "completion_date": "2008-09",
      "has_results": true,
      "last_update_posted_date": "2013-03-13",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 21,
      "location_summary": "Atlanta, Georgia • Iowa City, Iowa • New Orleans, Louisiana + 13 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00594685"
    },
    {
      "nct_id": "NCT01049178",
      "title": "Randomized Controlled Trial of Silymarin in Asthma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Atopic Asthma"
      ],
      "interventions": [
        {
          "name": "Oral Silymarin",
          "type": "DRUG"
        },
        {
          "name": "Oral Silymarin, maintenance dose",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2010-09",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2014-02-24",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01049178"
    },
    {
      "nct_id": "NCT04248452",
      "title": "Testing the Addition of Radiotherapy to the Usual Treatment (Chemotherapy) for Patients With Esophageal and Gastric Cancer That Has Spread to a Limited Number of Other Places in the Body",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Clinical Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Clinical Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IVA Gastric Cancer AJCC v8",
        "Clinical Stage IVB Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IVB Gastric Cancer AJCC v8",
        "Metastatic Esophageal Adenocarcinoma",
        "Metastatic Gastric Adenocarcinoma",
        "Oligometastatic Esophageal Adenocarcinoma",
        "Oligometastatic Gastric Adenocarcinoma",
        "Pathologic Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IV Gastric Cancer AJCC v8",
        "Pathologic Stage IVA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IVB Esophageal Adenocarcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 314,
      "start_date": "2020-05-26",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-19",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 453,
      "location_summary": "Anchorage, Alaska • Kingman, Arizona • Phoenix, Arizona + 276 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/NCT04248452"
    },
    {
      "nct_id": "NCT00857389",
      "title": "Thiotepa-Clofarabine-Busulfan With Allogeneic Stem Cell Transplant for High Risk Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stem Cell Transplantation",
        "Leukemia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Clofarabine",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Thymoglobulin (ATG)",
          "type": "DRUG"
        },
        {
          "name": "G-CSF (Filgrastim)",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "Up to 60 Years"
      },
      "enrollment_count": 60,
      "start_date": "2009-03-02",
      "completion_date": "2019-03-09",
      "has_results": true,
      "last_update_posted_date": "2020-04-07",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00857389"
    },
    {
      "nct_id": "NCT05761171",
      "title": "A Study of Revumenib in Combination With Chemotherapy for Patients Diagnosed With Relapsed or Refractory Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Acute Leukemia of Ambiguous Lineage",
        "Recurrent Acute Lymphoblastic Leukemia",
        "Recurrent Acute Myeloid Leukemia Due to Lineage Switch From Acute Leukemia of Ambiguous Lineage",
        "Recurrent Acute Myeloid Leukemia Due to Lineage Switch From B Acute Lymphoblastic Leukemia, KMT2A-Rearranged",
        "Recurrent Acute Myeloid Leukemia Due to Lineage Switch From Mixed Phenotype Acute Leukemia",
        "Recurrent Mixed Phenotype Acute Leukemia",
        "Refractory Acute Leukemia of Ambiguous Lineage",
        "Refractory Acute Lymphoblastic Leukemia",
        "Refractory Acute Myeloid Leukemia Due to Lineage Switch From Acute Leukemia of Ambiguous Lineage",
        "Refractory Acute Myeloid Leukemia Due to Lineage Switch From B Acute Lymphoblastic Leukemia, KMT2A-Rearranged",
        "Refractory Acute Myeloid Leukemia Due to Lineage Switch From Mixed Phenotype Acute Leukemia",
        "Refractory Mixed Phenotype Acute Leukemia"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Calaspargase Pegol",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Electrocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone Sodium Succinate",
          "type": "DRUG"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Prednisolone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Revumenib",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "1 Month to 6 Years"
      },
      "enrollment_count": 78,
      "start_date": "2024-01-08",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 75,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Downey, California + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05761171"
    },
    {
      "nct_id": "NCT02351544",
      "title": "Prospective, Multi-Center Evaluation of the Efficacy of Peripheral Trigger Decompression Surgery for Migraine Headaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine Headaches"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin Type A",
          "type": "DRUG"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Daily headache diary",
          "type": "OTHER"
        },
        {
          "name": "Migraine Disability Assessment Test (MIDAS)",
          "type": "OTHER"
        },
        {
          "name": "Migraine Work and Productivity Loss Questionnaire (MWPLQ)",
          "type": "OTHER"
        },
        {
          "name": "Migraine-Specific Quality of Life Questionnaire (MSQ)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2015-09",
      "completion_date": "2022-06",
      "has_results": true,
      "last_update_posted_date": "2024-04-22",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 6,
      "location_summary": "San Francisco, California • Olathe, Kansas • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Olathe",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02351544"
    },
    {
      "nct_id": "NCT01479842",
      "title": "Rituxan/Bendamustine/PCI-32765 in Relapsed DLBCL, MCL, or Indolent Non-Hodgkin's Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Extranodal Marginal Zone B-cell Lymphoma of Mucosa-associated Lymphoid Tissue",
        "Nodal Marginal Zone B-cell Lymphoma",
        "Recurrent Adult Diffuse Large Cell Lymphoma",
        "Recurrent Grade 1 Follicular Lymphoma",
        "Recurrent Grade 2 Follicular Lymphoma",
        "Recurrent Grade 3 Follicular Lymphoma",
        "Recurrent Mantle Cell Lymphoma",
        "Recurrent Marginal Zone Lymphoma",
        "Splenic Marginal Zone Lymphoma",
        "Waldenstrom Macroglobulinemia"
      ],
      "interventions": [
        {
          "name": "BTK inhibitor PCI-32765",
          "type": "DRUG"
        },
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "bendamustine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "pharmacogenomic studies",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Kami Maddocks, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2014-03-26",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-25T23:22:49.887Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01479842"
    }
  ]
}