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ClinicalTrials.gov public records Last synced Oct 30, 2026, 8:37 AM EDT

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Showing 337–360 of 1,351 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Digestive System Abnormalities Clear all
Recruiting No phase listed Observational

A Study in Adults to Learn About Inherited Alpha-1 Antitrypsin Deficiency (AATD) and AATD Related Liver Problems

NCT06512454
View directory record Official record
Conditions
Alpha1-Antitrypsin Deficiency
Interventions
No Intervention
Other
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
3
States / cities
Gainesville, Florida • Charleston, South Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 3 Interventional Results available

Aztreonam for Inhalation Solution vs Tobramycin Inhalation Solution in Patients With Cystic Fibrosis & Pseudomonas Aeruginosa

NCT00757237
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Aztreonam for Inhalation Solution (AZLI), Tobramycin Inhalation Solution (TIS)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
6 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
29
States / cities
Anchorage, Alaska • Phoenix, Arizona • Tuscon, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 4, 2011 · Synced Oct 30, 2026, 8:37 AM EDT
Completed No phase listed Observational

Prospective Data Collection of Patients < 6 Months of Age Undergoing Thoracoscopic Surgery

NCT02033772
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Tracheoesophageal Fistula, Esophageal Atresia
Interventions
Thoracoscopic surgery
Procedure
Lead sponsor
Arlyne Thung
Other
Eligibility
Up to 6 Months
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 12, 2018 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate Safety, Efficacy, and Tolerability of TEZ/IVA in Orkambi® (Lumacaftor/Ivacaftor) -Experienced Subjects With Cystic Fibrosis (CF)

NCT03150719
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Tezacaftor/Ivacaftor, Ivacaftor, Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
41
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 34 more
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced Oct 30, 2026, 8:37 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Non-contrast Lung Perfusion Mapping Applied for New Insights in Cystic Fibrosis

NCT04467957
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Initiation of CFTR Modulator, Hyperpolarized Xenon 129
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 21 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilocarpine Microneedles for Sweat Induction (PMN-SI)

NCT04732195
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Pilocarpine microneedle patch, Pilocarpine Iontophoresis
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 22, 2023 · Synced Oct 30, 2026, 8:37 AM EDT
Terminated Phase 2 Interventional Results available

Study to Evaluate the Safety and Efficacy of CTP-656 in Patients With Cystic Fibrosis With CFTR Gating Mutations

NCT02971839
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
VX-561, Placebo, IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
14
States / cities
Los Angeles, California • Palo Alto, California • Washington D.C., District of Columbia + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2020 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 2 Interventional

Glucagon Ready to Use (RTU) in Subjects With Hyperinsulinemic Hypoglycemia After Bariatric Surgery

NCT03770637
View directory record Official record
Conditions
Hyperinsulinemic Hypoglycemia
Interventions
Glucagon RTU, Placebo
Drug · Other
Lead sponsor
Xeris Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
5
States / cities
Aurora, Colorado • Baltimore, Maryland • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated May 21, 2020 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Phase 1/2 Study of the Highly-selective RET Inhibitor, Pralsetinib (BLU-667), in Participants With Thyroid Cancer, Non-Small Cell Lung Cancer, and Other Advanced Solid Tumors

NCT03037385
View directory record Official record
Conditions
RET-altered Non Small Cell Lung Cancer, Medullary Thyroid Cancer, RET-altered Papillary Thyroid Cancer, RET-altered Colon Cancer, RET-altered Solid Tumors, Lung Neoplasm, Carcinoma, Non-Small-Cell Lung, Thyroid Diseases, Thyroid Neoplasm, Thyroid Cancer, Papillary, Carcinoma, Neuroendocrine, Respiratory Tract Neoplasms, Thoracic Neoplasms, Neoplasms by Site, Neoplasms, Lung Diseases, Respiratory Tract Disease, Carcinoma, Bronchogenic, Bronchial Neoplasms, Endocrine System Diseases, Endocrine Gland Neoplasm, Head and Neck Neoplasms, Adenocarcinoma, Papillary, Adenocarcinoma, Carcinoma, Neoplasms, Glandular and Epithelial, Neoplasms by Histologic Type, Neuroendocrine Tumors, Neuroectodermal Tumors, Neoplasms, Germ Cell and Embryonal, Neoplasms, Nerve Tissue, Colonic Neoplasms, Colorectal Neoplasms, Intestinal Neoplasms, Gastrointestinal Neoplasms, Digestive System Neoplasm, Digestive System Disease, Gastrointestinal Disease, Colonic Diseases, Intestinal Disease
Interventions
pralsetinib (BLU-667)
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
590 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
18
States / cities
Phoenix, Arizona • Orange, California • Aurora, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated May 31, 2025 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 1 Interventional

A Study of Lung Clearance After Hypertonic Saline Delivery Using the tPAD Device

NCT02141191
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
inhaled hypertonic saline (7%)
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Oct 30, 2026, 8:37 AM EDT
Recruiting No phase listed Observational

Determine the Prevalence of Exocrine Pancreatic Insufficiency (EPI) in Pediatric and Adult Participants With Alagille Syndrome After Liver Transplantation

NCT07335523
View directory record Official record
Conditions
Exocrine Pancreatic Insuficiency
Interventions
Fecal Fat
Diagnostic Test
Lead sponsor
Digestive Care, Inc.
Industry
Eligibility
7 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
9
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • New York, New York + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Withdrawn Phase 2 Interventional

Medical Treatment of Colitis in Patients With Hermansky-Pudlak Syndrome

NCT00514982
View directory record Official record
Conditions
Hermanski-Pudlak Syndrome, Colitis, Cytokines, Lymphocytes, Drug Evaluation
Interventions
Mesalamine, Infliximab, Corticosteroids, 6-Mercaptopurine, Tacrolimus, Adalimumab
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 30, 2026, 8:37 AM 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 30, 2026, 8:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Redox Imbalance and the Development of Cystic Fibrosis Diabetes

NCT02202876
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Cystic Fibrosis
Interventions
Oral Glucose Tolerance Test, High Glycemic Index Meal, Low Glycemic Index Meal, Test Soda, Fruit juice
Other
Lead sponsor
Emory University
Other
Eligibility
1 Year and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 4, 2020 · Synced Oct 30, 2026, 8:37 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Infliximab to Treat Crohn'S-like Inflammatory Bowel Disease in Chronic Granulomatous Disease

NCT00325078
View directory record Official record
Conditions
Chronic Granulomatous Disease, Crohn'S-like IBD, Inflammatory Bowel Disease (IBD)
Interventions
Infliximab
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
10 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 29, 2015 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 1 Interventional Results available

Lyophilized Black Raspberries in Adults With Familial Adenomatous Polyposis (FAP)

NCT00770991
View directory record Official record
Conditions
Familial Adenomatous Polyposis
Interventions
Black raspberry (BRB) Slurry, Black Raspberry (BRB) Suppositories, Black Raspberry (BRB) Placebo Slurry
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 30, 2026, 8:37 AM EDT
Completed No phase listed Observational

The Sinonasal Cavity as a Reservoir for Upper Airway Bacterial Development

NCT03016689
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
7 Days to 3 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints

NCT06946017
View directory record Official record
Conditions
Digestive Health, Quality of Life
Interventions
Fermented dairy protein with prebiotic fiber supplement, Control placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 50 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Completed No phase listed Observational

Evaluating Patients With Abnormal Levels of Gastric Acid

NCT00001240
View directory record Official record
Conditions
Achlorhydria, Gastrinoma, Zollinger Ellison Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1989 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2008 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of VX-770 and Rifampin in Healthy Male Subjects

NCT01018368
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
VX-770, Rifampin
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Daytona Beach, Florida
Source: ClinicalTrials.gov public record
Updated May 10, 2010 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 3 Interventional

Evaluation of the Efficacy, Durability, Safety, and Tolerability of RP-G28 in Patients With Lactose Intolerance

NCT03597516
View directory record Official record
Conditions
Lactose Intolerance
Interventions
RP-G28, Placebos
Drug
Lead sponsor
Ritter Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
557 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
35
States / cities
Birmingham, Alabama • Chula Vista, California • Huntington Park, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2019 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 1 Interventional Results available

Safety and Pharmacokinetic Study of N6022 in Subjects With Cystic Fibrosis Homozygous for the F508del-CFTR Mutation

NCT01746784
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
N6022, Normal saline
Drug
Lead sponsor
Nivalis Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
17
States / cities
Birmingham, Alabama • Anchorage, Alaska • Palo Alto, California + 14 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2014 · Synced Oct 30, 2026, 8:37 AM EDT
Completed No phase listed Observational

Biliary Atresia Research Network Northeast

NCT06184971
View directory record Official record
Conditions
Biliary Atresia
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
Up to 12 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
14
States / cities
Hartford, Connecticut • New Haven, Connecticut • Bangor, Maine + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 30, 2026, 8:37 AM EDT
Completed Phase 2 Interventional

Comparison of 2 Different Indomethacin Dosing Protocols to Treat Infants Delivered at <28 Weeks Gestation With a Persistent Patent Ductus Arteriosus

NCT00187447
View directory record Official record
Conditions
Patent Ductus Arteriosus
Interventions
indomethacin (two different dosing regimens)
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
Up to 48 Hours
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
3
States / cities
Davis, California • Chicago, Illinois • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 4, 2008 · Synced Oct 30, 2026, 8:37 AM EDT