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ClinicalTrials.gov public records Last synced Oct 10, 2026, 9:52 PM EDT

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Showing 49–72 of 93 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Alpha1-proteinase inhibitor Clear all
Completed Phase 2 Interventional Results available

Targeting Pulmonary Perfusion in Alpha-1 Antitrypsin Deficiency

NCT03008915
View directory record Official record
Conditions
Alpha-1 Antitrypsin Deficiency, Emphysema, Chronic Obstructive Pulmonary Disease
Interventions
Aspirin, Placebo, Withdrawal from alpha1 antitrypsin replacement therapy
Drug · Other
Lead sponsor
Columbia University
Other
Eligibility
40 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Oct 10, 2026, 9:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identification of Genes Associated With Lung Disease in Patients With Rheumatoid Arthritis

NCT00001885
View directory record Official record
Conditions
Healthy, Pulmonary Fibrosis, Rheumatoid Arthritis
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 10, 2026, 9:52 PM EDT
Active, not recruiting Phase 1 Interventional

Study of BMN 349 Single Dose in PiZZ and PiMZ/MASH Adult Participants

NCT06738017
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency
Interventions
BMN 349, Placebo
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
18 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
4
States / cities
San Diego, California • St Louis, Missouri • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 10, 2026, 9:52 PM EDT
Recruiting Phase 2 Interventional

Zemaira Eosinophilic Esophagitis Pilot Study

NCT05485155
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Alpha-proteinase inhibitor
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Bethesda, Maryland • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 10, 2026, 9:52 PM EDT
Terminated No phase listed Observational

Study of Genotype and Phenotype in Patients With Alpha 1-Antitrypsin Deficiency

NCT00005098
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency
Interventions
Not listed
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
0 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 10, 2026, 9:52 PM EDT
Enrolling by invitation Phase 3 Interventional

Long Term Safety of Alpha1-Proteinase Inhibitor in Subjects With Alpha1 Antitrypsin Deficiency

NCT02796937
View directory record Official record
Conditions
Pulmonary Emphysema in Alpha-1 Antitrypsin Deficiency
Interventions
Alpha-1 MP
Biological
Lead sponsor
Grifols Therapeutics LLC
Industry
Eligibility
20 Years to 72 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2029
U.S. locations
6
States / cities
Phoenix, Arizona • Miami, Florida • Wilmington, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 10, 2026, 9:52 PM EDT
Active, not recruiting No phase listed Observational

Alpha-1 Antitrypsin Disease Cohort: Longitudinal Biomarker Study of Disease

NCT05297812
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency, Genetic Disease
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
9
States / cities
Birmingham, Alabama • Los Angeles, California • Denver, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Not applicable Interventional Results available

Ex-vivo Perfusion and Ventilation of Lungs Recovered From Non-Heart-Beating Donors to Assess Transplant Suitability

NCT01615484
View directory record Official record
Conditions
Emphysema, Chronic Obstructive Pulmonary Disease (COPD), Cystic Fibrosis, Pulmonary Fibrosis, Bronchiectasis, Sarcoidosis, Pulmonary Hypertension, Alpha-1 Antitrypsin Deficiency
Interventions
Transplantation of lungs obtained from Non-Heart-Beating Donors (NHBDs) after ex-vivo perfusion w/ STEEN Solution™, STEEN Solution™
Procedure · Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
15 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 2 Interventional

Efficacy/Safety of HA Inhalation Solution for Hereditary Emphysema in Patients With Alpha-1 Antitrypsin Deficiency

NCT03114020
View directory record Official record
Conditions
Emphysema, Alpha 1-Antitrypsin Deficiency
Interventions
Hyaluronic Acid Inhalation Solution, Placebo Inhalation Solution
Drug
Lead sponsor
Gerard Turino
Individual
Eligibility
18 Years to 80 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
5
States / cities
Miami, Florida • Fayetteville, New York • Charleston, South Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2020 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 4 Interventional Results available

Zemaira in Subjects With Emphysema Due to Alpha1-Proteinase Inhibitor Deficiency

NCT00261833
View directory record Official record
Conditions
Alpha1-proteinase Inhibitor Deficiency, Emphysema
Interventions
Alpha1-proteinase inhibitor, Placebo
Biological · Other
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years to 65 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
4
States / cities
Denver, Colorado • Miami, Florida • Hershey, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2015 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 2 Interventional Results available

Safety and Tolerability Trial of Inhaled Alpha1-Proteinase Inhibitor (Human), Hydrophobic Chromatography Process (Alpha-1 HC) in Subjects With Cystic Fibrosis

NCT01684410
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Alpha-1 HC 100 mg, Placebo, Alpha-1 HC 200 mg
Biological
Lead sponsor
Grifols Therapeutics LLC
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
6
States / cities
Birmingham, Alabama • Denver, Colorado • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2016 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 3 Interventional Results available

GLASSIA Safety, Immunogenicity, and Bronchoalveolar Lavage Study

NCT02525861
View directory record Official record
Conditions
Alpha1-antitrypsin Deficiency
Interventions
GLASSIA
Biological
Lead sponsor
Baxalta now part of Shire
Industry
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
17
States / cities
Tucson, Arizona • Los Angeles, California • Sacramento, California + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2021 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 2 Interventional

4-PBA: Will it Increase the Level of Alpha 1-Antitrypsin(AAT) in Persons With AAT Deficiency?

NCT00067756
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency
Interventions
4-PBA
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 3, 2014 · Synced Oct 10, 2026, 9:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Alpha-1 Foundation's and University of Florida's Alpha-1 Coded Testing (ACT) Study

NCT00500123
View directory record Official record
Conditions
Alpha-1 Antitrypsin Deficiency
Interventions
Alpha-1 Antitrypsin Genotype
Procedure
Lead sponsor
University of Florida
Other
Eligibility
Not listed
Enrollment
50,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2050
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 3 Interventional Results available

The Safety and Tolerability of Alpha-1 Modified Process (MP) In Subjects With Alpha-1-antitrypsin (AAT) Deficiency

NCT00301366
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency
Interventions
alpha-1 proteinase inhibitor (human)
Drug
Lead sponsor
Grifols Therapeutics LLC
Industry
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
8
States / cities
Denver, Colorado • Gainesville, Florida • Miami, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2014 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

GLASSIA Infusion Rate Study

NCT01651351
View directory record Official record
Conditions
Alpha1-antitrypsin Deficiency, Healthy Volunteers
Interventions
Alpha1-proteinase inhibitor, Placebo: Human albumin 2.5%
Biological
Lead sponsor
Baxalta now part of Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Oct 10, 2026, 9:52 PM EDT
Withdrawn Phase 2 Interventional

A Research Trial of Aralast NP in New Onset Diabetes (RETAIN) - Part II

NCT01183455
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Aralast NP, Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
8 Years to 35 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
15
States / cities
La Jolla, California • Aurora, Colorado • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2014 · Synced Oct 10, 2026, 9:52 PM EDT
Completed Phase 1 Interventional

Phase 1 Study to Assess the Safety, PK and PD of INBRX-101 in Adults With Alpha-1 Antitrypsin Deficiency

NCT03815396
View directory record Official record
Conditions
Alpha-1 Antitrypsin Deficiency, AATD
Interventions
INBRX-101/rhAAT-Fc
Drug
Lead sponsor
Inhibrx Biosciences, Inc
Industry
Eligibility
18 Years to 80 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
5
States / cities
Sacramento, California • Gainesville, Florida • Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Oct 10, 2026, 9:52 PM EDT
Terminated Not applicable Interventional

Environment Effect on Six-Minute Walk Test Performance

NCT02502201
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Alpha-1 Antitrypsin Deficiency
Interventions
six-minute walk study indoors, six-minute walk study outdoors
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 22, 2019 · Synced Oct 10, 2026, 9:52 PM EDT
Active, not recruiting Phase 3 Interventional

An Extension Study to Learn About the Long-Term Safety of Fazirsiran and if Fazirsiran Can Help People With Alpha-1 Antitrypsin Liver Disease

NCT05899673
View directory record Official record
Conditions
Alpha1-Antitrypsin Deficiency
Interventions
Fazirsiran Injection
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
5
States / cities
La Jolla, California • Redwood City, California • Gainesville, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 10, 2026, 9:52 PM EDT
Terminated Phase 2 Interventional Results available

A Study of Belcesiran in Patients With AATLD

NCT04764448
View directory record Official record
Conditions
Alpha 1-Antitrypsin Deficiency
Interventions
Belcesiran, Placebo
Drug · Other
Lead sponsor
Dicerna Pharmaceuticals, Inc., a Novo Nordisk company
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
3
States / cities
La Jolla, California • Gainesville, Florida • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 10, 2026, 9:52 PM EDT
Completed No phase listed Observational

Genomic Research in Alpha-1 Antitrypsin Deficiency

NCT01832220
View directory record Official record
Conditions
Alpha 1 Antitrypsin Deficiency, AATD
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
40 Years to 80 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
9
States / cities
Tucson, Arizona • San Francisco, California • Denver, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2016 · Synced Oct 10, 2026, 9:52 PM EDT
Recruiting No phase listed Observational

DREAM: Double Lung Transplant REgistry Aimed for Lung-limited Malignancies

NCT05671887
View directory record Official record
Conditions
Lung Cancer, Bilateral Cancer, Lung Transplant
Interventions
Double Lung Transplantation
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 75 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2032
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 10, 2026, 9:52 PM EDT
Completed No phase listed Observational Results available

Alpha-1 Carrier Genomics Study

NCT02810327
View directory record Official record
Conditions
Alpha-1 Antitrypsin Deficiency, Emphysema, COPD, Smoking
Interventions
Genetic Sequencing
Genetic
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Oct 10, 2026, 9:52 PM EDT