Drug or intervention
Omeprazole Clinical Trials
Studies that test Omeprazole, alone, with other treatments or as the comparison.
In numbers
Open to volunteers: recruiting, not yet recruiting or enrolling by invitation. Active adds studies under way that have stopped recruiting.
Open to volunteers
All 84Breast Cancer
A Study Evaluating the Efficacy and Safety of Inavolisib Plus Fulvestrant Compared With Alpelisib Plus Fulvestrant in Participants With HR-Positive, HER2-Negative, PIK3CA Mutated, Locally Advanced or Metastatic Breast Cancer Post CDK4/6i and Endocrine Combination Therapy
This is a Phase III, multicenter, randomized, open-label, global study designed to evaluate the efficacy and safety of inavolisib plus fulvestrant compared with alpelisib plus fulvestrant in patients with hormone receptor…
- Trial name
- INAVO121 (NCT05646862)
- Testing
- Inavolisib, Fulvestrant, Alpelisib
- Where
- 210 sites in United States, Argentina and 18 more
- Volunteers
- 420 people
- Sponsor
- Hoffmann-La Roche
Amyotrophic Lateral Sclerosis, Cytochrome P-450 Enzyme System
A Study of LY3873862 in Participants With Sporadic or Familial Amyotrophic Lateral Sclerosis (ALS).
The main purpose of this study in participants with Sporadic or Familial Amyotrophic Lateral Sclerosis (ALS) is to test the safety of different doses and to determine the amount of LY3873862 that gets into the bloodstream and how…
- Trial name
- NCT07883590
- Testing
- LY3873862, CYP450 Drug Cocktail
- Where
- 4 sites in United States, Canada
- Volunteers
- 32 people
- Sponsor
- Eli Lilly and Company
Healthy Adult Participants
A Multiple-dose Study Investigating the Drug-drug Interaction Potential and QTc Effects of Fosmanogepix in Healthy Adult Subjects
This is a Phase 1, fixed-sequence, multiple-dose study in approximately 42 healthy adult participants. The study will be conducted in two parts.
- Trial name
- NCT07881224
- Testing
- Fosmanogepix, The medicine cocktail (caffeine, bupropion, flurbiprofen, omeprazole, dextromethorphan and midazolam), Probe substrates (repaglinide, rosuvastatin, and digoxin)
- Where
- Netherlands
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Basilea Pharmaceutica
Active Ulcerative Colitis
An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis
The purpose of this study is to evaluate the disease-drug-drug interaction (DDDI) potential of afimkibart (also known as RO7790121).
- Trial name
- NCT07665723
- Testing
- Afimkibart, Caffeine, Warfarin
- Where
- 18 sites in United States, Belgium and 3 more
- Volunteers
- 25 people
- Sponsor
- Hoffmann-La Roche
Healthy Subjects
A Phase I Study of the Interaction of D-2570 With Other Drugs in Healthy Adults
The primary purpose of this study is to characterize the drug-drug interaction profiles of D-2570 with midazolam, digoxin, rosuvastatin, metformin, itraconazole, rifampicin, and omeprazole.
- Trial name
- NCT07875842
- Testing
- Itraconazole, Rifampicin, Omeprazole
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- InventisBio Co., Ltd
Early-stage Breast Cancer, Estrogen-receptor-positive Breast Cancer
Ketorolac and Pregabalin Effects on breaSt Cancer (KePreSt)
Out of all proportion to its short duration, the perioperative period is critical in determining the long-term outcome of cancer.
- Trial name
- KePreSt (NCT06150898)
- Testing
- Prospective data and sample collection, Ketorolac 10 Mg Oral Tablet, Pregabalin 75mg
- Where
- Belgium
- Volunteers
- 112 people
- Sponsor
- Jules Bordet Institute
Helicobacter Pylori
Personalized vs Standard of Care Treatment for Helicobacter Pylori Eradication Among Veterans
The primary objective of this study is to compare the Helicobacter pylori (H. pylori) eradication rate following empiric bismuth-based quadruple therapy (BQT) versus a personalized H.
- Trial name
- VA EradicateHP (NCT07104318)
- Testing
- Bismuth quadruple therapy with optimized proton pump inhibitor (PPI), Bismuth quadruple therapy with standard proton pump inhibitor (PPI), Clarithromycin triple therapy with optimized proton pump inhibitor (PPI)
- Where
- United States
- Volunteers
- 360 people
- Sponsor
- VA Office of Research and Development
Healthy Participants, Gastrointestinal Neoplasms
A Study to Investigate the Effect of Omeprazole and Cyclosporine on Velzatinib in Healthy Participants
This study will look at how two commonly used medicines, omeprazole and cyclosporine, influence the way the body absorbs, processes, and eliminates velzatinib in healthy volunteers.
- Trial name
- NCT07862114
- Testing
- Velzatinib, Cyclosporine, Omeprazole
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Weight Management
Study of GS-4571 in Healthy Participants, Nondiabetic Obese Participants, and Nonobese Participants With Type 2 Diabetes Mellitus (T2DM)
The goal of this clinical study is to learn more about the study drug, GS-4571, and how safe it is in 3 groups, i) Healthy participants, ii) Healthy non-diabetic obese participants, and iii) Non-obese participants with Type 2…
- Trial name
- NCT06562907
- Testing
- GS-4571, Omeprazole
- Where
- 3 sites in United States
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- Gilead Sciences
Stress Ulcers, Reflux Episodes
Efficacy and Safety of Esomeprazole 40 mg IV in Post-Surgical Patients Admitted to the ICU
Critically ill patients admitted to intensive care units (ICUs) are predisposed to upper gastrointestinal (GI) bleeding secondary to stress-related mucosal damage.
- Trial name
- NCT07399054
- Testing
- Esomeprazole
- Where
- India
- Volunteers
- 50 people
- Sponsor
- Asian Institute of Gastroenterology, India
Completed, with results posted
All 176Hepatic Encephalopathy
Deprescribing Proton Pump Inhibitors to Reduce Post-TIPS Hepatic Encephalopathy
A total of 40 patients taking proton pump inhibitors (PPIs) who undergo transjugular intrahepatic portosystemic shunt (TIPS) creation as part of routine clinical care will be randomized in 1:1 fashion to either continue or…
- Trial name
- NCT05070351
- Testing
- PPI deprescribing
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Duke University
Gastro Oesophageal Reflux Disease
Study Comparing Fexuprazan and Esomeprazole in Patients With Gastroesophageal Reflux Disease
The goal of this clinical trial was to evaluate the effectiveness and safety of fexuprazan 40 mg for relieving symptoms of gastroesophageal reflux disease (GERD) in adults.
- Trial name
- NCT07326904
- Testing
- Fexuprazan, Esomeprazole
- Where
- 3 sites in Indonesia
- Volunteers
- 145 people
- Sponsor
- Universitas Indonesia
Healthy
A Multiple Dose Study of LY3502970 in Healthy Participants
The main purpose of this study is to assess how fast LY3502970 gets into the blood stream and how long it takes the body to remove it when administered in multiple oral doses as new formulation compared to that of reference…
- Trial name
- NCT05051566
- Testing
- LY3502970, Esomeprazole
- Where
- United Kingdom
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Eli Lilly and Company
Healthy
Interaction of BI 425809 With Midazolam, Warfarin, Omeprazole and Digoxin
To assess the influence of multiple doses of BI 425809 on single dose pharmacokinetics of midazolam (CYP3A4 probe drug), warfarin (CYP2C9 probe drug), omeprazole (CYP2C19 probe drug) and digoxin (P-gp probe drug)
- Trial name
- NCT02783040
- Testing
- Midazolam, Warfarin, Omeprazole
- Where
- Germany
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Reflux Esophagitis, Gastric Ulcer
A Study of Esomeplazole (D961H) in Japanese Paediatric Patients With Reflux Esophagitis, Gastric Ulcer or Duodenal Ulcer
This is an open label, parallel group, multi-centre, phase III study to assess the safety and efficacy of D961H in maintenance therapy following initial healing therapy in Japanese paediatric patients with reflux esophagitis, and…
- Conditions
- Reflux Esophagitis, Gastric Ulcer, Duodenal Ulcer
- Trial name
- NCT03553563
- Testing
- D961H capsule 10mg, D961H sachet 10mg
- Where
- 15 sites in Japan
- Volunteers
- 50 people
- Sponsor
- AstraZeneca