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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Delayed-release omeprazole Clear all
Completed Phase 1 Interventional Results available

Safety, Tolerability and Pharmacokinetic (PK) of Concomitant Esomeprazole and Rifampin, and QT Study on Single and Multiple-doses of Alisertib

NCT01844583
View directory record Official record
Conditions
Solid Tumors, Lymphoma
Interventions
Alisertib, Esomeprazole, Rifampin
Drug
Lead sponsor
Millennium Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
7
States / cities
Sarasota, Florida • St Louis, Missouri • Oklahoma City, Oklahoma + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2019 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

GSK1325756 Relative Bioavailability Study in Healthy Elderly Subjects

NCT03457727
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Danirixin, Omeprazole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
65 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 18, 2021 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Study of Clopidogrel 300/75 mg Given Alone or Concomitantly With Omeprazole 80 mg in Healthy Subjects

NCT01129375
View directory record Official record
Conditions
Healthy
Interventions
clopidogrel, placebo, omeprazole
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 14, 2011 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A 5-Period, Single Dose, Phase 1 Study in Healthy Elderly Subjects to Assess Relative Bioavailability and Food Effect of Two Oral Formulations of GSK1325756 (Free Base vs HBr Salt) and Food Effect on the HBr Formulation When Given With Omeprazole

NCT02453022
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Danirixin HBr 50 mg IR Tablet, Danirixin FB 50 mg IR Tablet, Prilosec (omeprazole) 40mg Delayed-Release capsule
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
65 Years to 80 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 23, 2018 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of ALXN1840 (Coated and Non-coated) Administered With And Without Omeprazole In Healthy Adults

NCT05319912
View directory record Official record
Conditions
Healthy
Interventions
ALXN1840 Enteric-coated Tablet, ALXN1840 Non-coated Capsule, Omeprazole
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
19 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Dexlansoprazole on Bone Homeostasis

NCT01216293
View directory record Official record
Conditions
Homeostasis, Bone and Bones
Interventions
Dexlansoprazole, Esomeprazole, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
Up to 75 Years · Female only
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
12
States / cities
San Diego, California • Walnut Creek, California • Lakewood, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2024 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Study of Clopidogrel 600/150 mg Given Alone or Concomitantly With Omeprazole 80 mg in Healthy Subjects

NCT01129414
View directory record Official record
Conditions
Healthy
Interventions
Clopidogrel, Placebo, Omeprazole
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 14, 2011 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic (PK) Study Evaluating Naproxen and Esomeprazole Plasma Levels

NCT00749385
View directory record Official record
Conditions
Arthritis
Interventions
PN 400, EC naproxen plus EC esomeprazole, EC naproxen, EC esomeprazole
Drug
Lead sponsor
POZEN
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 22, 2008 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial to Evaluate the Effect of Esomeprazole on the Pharmacokinetics of Emraclidine in Healthy Adult Participants

NCT06366243
View directory record Official record
Conditions
Healthy Participants
Interventions
Emraclidine, Esomeprazole
Drug
Lead sponsor
Cerevel Therapeutics, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Dilworth, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-drug Interaction Study of Clemizole (EPX-100) in Healthy Participants

NCT07824193
View directory record Official record
Conditions
Drug Drug Interaction
Interventions
EPX-100, Itraconazole, Phenytoin, Omeprazole, Midazolam, Bupropion
Drug
Lead sponsor
Epygenix
Industry
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Study of Clopidogrel 300/75 mg Given Alone or With Omeprazole 80 mg 12 Hours Apart in Healthy Subjects

NCT01129388
View directory record Official record
Conditions
Healthy
Interventions
clopidogrel, Placebo, omeprazole
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 14, 2011 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Platlet Aggregation of Clopidogrel, EC Aspirin 81 mg, EC Omeprazole 40 mg Compare to PA32540

NCT01557335
View directory record Official record
Conditions
Platelet Aggregation
Interventions
Plavix® and PA32540, EC aspirin (Bayer®) ,EC omeprazole (Prilosec®) , Clopidogrel (Plavix®)
Drug
Lead sponsor
POZEN
Industry
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 18, 2012 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of the Drug Interactions Between Danicopan and Cyclosporine, Tacrolimus, Antacids, and Omeprazole in Healthy Adults

NCT05109390
View directory record Official record
Conditions
Healthy
Interventions
Danicopan, Cyclosporine, Tacrolimus, Calcium Carbonate, Aluminum/Magnesium Hydroxide/Simethicone, Omeprazole
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 3 Interventional Results available

A 12-month, Phase 3, Open-label, Multi-center Study to Evaluate the Long-term Safety of PN400 (VIMOVO)

NCT00527904
View directory record Official record
Conditions
Gastric Ulcer
Interventions
PN400 (VIMOVO), PN 400 (VIMOVO)
Drug
Lead sponsor
POZEN
Industry
Eligibility
18 Years and older
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 30, 2010 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Effects of Omeprazole on the Pharmacokinetics of XS004 (Dasatinib) Tablets in Healthy Adult Subjects Under Fasting Conditions

NCT05433896
View directory record Official record
Conditions
Pharmacokinetics, Drug Interactions
Interventions
Dasatinib ASD, Omeprazole 40 MG
Drug
Lead sponsor
Xspray Pharma AB
Industry
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Dilworth, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 26, 2022 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of ALXN1840 (Non-coated) Administered With And Without Omeprazole In Healthy Adults

NCT05319899
View directory record Official record
Conditions
Healthy
Interventions
ALXN1840, Omeprazole
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
19 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Sep 18, 2026, 12:34 PM EDT
Completed Phase 4 Interventional Results available

Pharmacokinetics of Immediate-Release vs. Delayed-Release Omeprazole in Gastroparesis

NCT00492622
View directory record Official record
Conditions
Gastroparesis, Gastroesophageal Reflux Disease
Interventions
Immediate-release omeprazole, Delayed-release omeprazole
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Sep 18, 2026, 12:34 PM EDT
Terminated Phase 4 Interventional Results available

Non-Steroidal Anti-inflammatory Drugs in Axial Spondyloarthritis

NCT03473665
View directory record Official record
Conditions
Ankylosing Spondylitis, Axial Spondyloarthritis
Interventions
Indomethacin, Diclofenac, Meloxicam, Celecoxib
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2020 · Synced Sep 18, 2026, 12:34 PM EDT