{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Alpha-1+antitrypsin+%28AAT%29",
    "query": {
      "intervention": "Alpha-1 antitrypsin (AAT)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 93,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Alpha-1+antitrypsin+%28AAT%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T06:40:19.230Z",
  "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": "NCT02372682",
      "title": "Shear Wave Sonoelastography in Pediatric Liver Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sonoelastography",
        "Elastography",
        "Elastograms",
        "Liver Fibrosis",
        "Hepatic Fibrosis",
        "Cirrhosis",
        "Pediatrics"
      ],
      "interventions": [
        {
          "name": "Shear wave sonoelastography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Louis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 171,
      "start_date": "2015-05-11",
      "completion_date": "2018-05-31",
      "has_results": true,
      "last_update_posted_date": "2019-09-12",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02372682"
    },
    {
      "nct_id": "NCT06512454",
      "title": "A Study in Adults to Learn About Inherited Alpha-1 Antitrypsin Deficiency (AATD) and AATD Related Liver Problems",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alpha1-Antitrypsin Deficiency"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2024-09-25",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 3,
      "location_summary": "Gainesville, Florida • Charleston, South Carolina • Nashville, Tennessee",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06512454"
    },
    {
      "nct_id": "NCT07555483",
      "title": "A Non-inferiority Pharmacokinetic and Safety/Tolerability Study of Two Different Doses of Weekly SC Alpha1-PI 15% Compared With Corresponding Standard IV Alpha1-PI in Participants With Alpha1-Antitrypsin Deficiency (AATD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alpha 1 Antitrypsin Deficiency"
      ],
      "interventions": [
        {
          "name": "Alpha-1 15%",
          "type": "DRUG"
        },
        {
          "name": "Liquid Alpha1-PI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Grifols Therapeutics LLC",
      "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": 40,
      "start_date": "2026-05-05",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angelas",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07555483"
    },
    {
      "nct_id": "NCT06738017",
      "title": "Study of BMN 349 Single Dose in PiZZ and PiMZ/MASH Adult Participants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alpha 1-Antitrypsin Deficiency"
      ],
      "interventions": [
        {
          "name": "BMN 349",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioMarin Pharmaceutical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 6,
      "start_date": "2025-02-21",
      "completion_date": "2026-08-19",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 4,
      "location_summary": "San Diego, California • St Louis, Missouri • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06738017"
    },
    {
      "nct_id": "NCT07227207",
      "title": "A Study of TSRA-196 in Adults With PiZZ Alpha-1 Antitrypsin Deficiency (AATD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Alpha-1 Antitrypsin Deficiency (AATD)"
      ],
      "interventions": [
        {
          "name": "TSRA-196",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tessera Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 72,
      "start_date": "2026-04-21",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 5,
      "location_summary": "Jacksonville, Florida • Boston, Massachusetts • Rochester, Minnesota + 2 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227207"
    },
    {
      "nct_id": "NCT02722304",
      "title": "Stage 1 Study of ARALAST NP and GLASSIA in A1PI Deficiency",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Alpha1-antitrypsin Deficiency"
      ],
      "interventions": [
        {
          "name": "ARALAST NP 60 mg/kg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ARALAST NP 120 mg/kg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GLASSIA 60 mg/kg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GLASSIA 120 mg/kg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Human Albumin 2%",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Baxalta now part of Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2016-11-02",
      "completion_date": "2018-09-14",
      "has_results": true,
      "last_update_posted_date": "2021-05-13",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 14,
      "location_summary": "Peoria, Arizona • Newport Beach, California • Kissimmee, Florida + 11 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Kissimmee",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02722304"
    },
    {
      "nct_id": "NCT00430768",
      "title": "Experimental Gene Transfer Procedure to Treat Alpha 1-Antitrypsin (AAT) Deficiency",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alpha 1-Antitrypsin Deficiency"
      ],
      "interventions": [
        {
          "name": "rAAV1-CB-hAAT",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2006-02",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2016-12-15",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Worcester, Massachusetts",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00430768"
    },
    {
      "nct_id": "NCT05297812",
      "title": "Alpha-1 Antitrypsin Disease Cohort: Longitudinal Biomarker Study of Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alpha 1-Antitrypsin Deficiency",
        "Genetic Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 286,
      "start_date": "2022-03-23",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Denver, Colorado + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05297812"
    },
    {
      "nct_id": "NCT01370018",
      "title": "Therapy to Elevate CD4 Counts in HIV-1 Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "HIV Disease"
      ],
      "interventions": [
        {
          "name": "alpha-1-Proteinase Inhibitor",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Institute for Human Genetics and Biochemistry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "MALE",
        "summary": "30 Years to 70 Years · Male only"
      },
      "enrollment_count": 4,
      "start_date": "2006-12",
      "completion_date": "2007-02",
      "has_results": true,
      "last_update_posted_date": "2021-09-28",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01370018"
    },
    {
      "nct_id": "NCT01700036",
      "title": "A Pilot Study of Alpha-1-Antitrypsin (AAT) in Steroid Refractory Acute Graft vs Host Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Graft vs Host Disease"
      ],
      "interventions": [
        {
          "name": "Alpha-1-Antitrypsin (AAT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan Rogel Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2013-07",
      "completion_date": "2018-10-26",
      "has_results": true,
      "last_update_posted_date": "2018-11-27",
      "last_synced_at": "2026-09-30T06:40:19.230Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01700036"
    }
  ]
}