Clinical trials: Omeprazole, completed
Anthocyanin Metabolism
Gastric pH and Anthocyanin Absorption
Anthocyanins are phytonutrients that provide blue, purple and red colors to fruits and vegetables. The purpose of the study is to determine whether absorption of anthocyanins occurs in the acid pH of the stomach and to determine…
- Trial name
- NCT01122160
- Testing
- omeprazole
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- USDA Beltsville Human Nutrition Research Center
Barrett Esophagus, Esophageal Cancer
Esomeprazole Magnesium With or Without Aspirin in Preventing Esophageal Cancer in Patients With Barrett Esophagus
This randomized phase II trial is studying the effect of esomeprazole magnesium and aspirin on tissue PGE2 levels compared with esomeprazole and placebo.
- Trial name
- NCT00474903
- Testing
- acetylsalicylic acid, esomeprazole magnesium
- Where
- United States
- Volunteers
- 122 people
- Sponsor
- National Cancer Institute (NCI)
Helicobacter Pylori Infection
Sequential and Hybrid Therapies for H Pylori Infection
Primary: To evaluate efficacy of 14 day 2-phase sequential therapy given in two forms. One in which the first component consists of a proton pump inhibitor and amoxicillin given for 7 days followed by the PPI, clarithromycin and…
- Trial name
- NCT01085786
- Testing
- 14-day sequential treatment, 14-day hybrid treatment
- Where
- 2 sites in Taiwan
- Volunteers
- 240 people
- Sponsor
- Kaohsiung Veterans General Hospital.
Healthy
A Study of ALXN1840 (Non-coated) Administered With And Without Omeprazole In Healthy Adults
This was single-center, open-label, randomized, 3-period, 3-treatment, 6-sequence crossover study evaluating the PK of single doses of WTX101 in healthy participants based on the measurement of plasma total Molybdenum.
- Trial name
- NCT05319899
- Testing
- ALXN1840, Omeprazole
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Alexion Pharmaceuticals, Inc.
GERD
Twenty-Four Hour Combined Multi-Channel Impedance and pH Ambulatory Monitoring: Impedance Reflux Episodes of Patients On and Off Proton Pump Inhibitor Therapy
The purpose of this study is to determine the effects of proton pump inhibitors (PPIs) on the total number of reflux episodes in the distal esophagus measured by impedance in patients with and without gastroesophageal reflux…
- Trial name
- NCT01710800
- Testing
- Esomeprazole
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Walter Reed National Military Medical Center
Gastro-oesophageal Reflux
A Study to Compare the Number of Patients With Gastro-Oesophageal Reflux Disease (GORD) Achieving Heartburn and Regurgitation Symptom Resolution After Treatment With Either Rabeprazole Sodium 20mg, Esomeprazole 20mg or Esomeprazole 40mg
The primary objective of this study is to compare, the number of patients with heartburn and regurgitation symptom resolution after treatment with either rabeprazole 20 mg, esomeprazole 20 mg or esomeprazole 40 mg.
- Trial name
- NCT00464308
- Testing
- Esomeprazole, Rabeprazole
- Where
- 25 sites in Australia
- Volunteers
- 1,392 people
- Sponsor
- Janssen-Cilag Pty Ltd
Rheumatoid Arthritis
Study in Subjects With Rheumatoid Arthritis to Evaluate the Effect of a Single Dose of Olokizumab on the Pharmacokinetics of Substrates for CYP1A2, CYP2C9, CYP2C19 and CYP3A4
Olokizumab (OKZ) has been shown to reverse the inhibitory effect of IL-6 on the activity of Cytochrome P450 (CYP450) isozymes CYP1A2, CYP2B6, CYP2C9, CYP2C19, and CYP3A4/5 in vitro.
- Trial name
- NCT04246762
- Testing
- Olokizumab, Omeprazole, Caffeine
- Where
- 2 sites in Bulgaria, Moldova
- Volunteers
- 17 people
- Sponsor
- R-Pharm International, LLC
Chronic Low Back Pain
Placebo In Chronic Back Pain - Double-Blind Randomized Control Trial
This study is designed to examine brain properties for placebo response in chronic back pain patients. The investigators have preliminary data indicating that, in blinded clinical trial studies with neutral instructions regarding…
- Trial name
- NCT02013427
- Testing
- Naproxen, Omeprazole
- Where
- United States
- Volunteers
- 82 people
- Sponsor
- Northwestern University
Ulcerative Colitis
Oral OKT3 for the Treatment of Active Ulcerative Colitis
This study will assess the safety and efficacy of orally delivered short-term OKT3 in participants with active ulcerative colitis.
- Trial name
- NCT01287195
- Testing
- Oral OKT3, Omeprazole
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Brigham and Women's Hospital
Drug-Interactions
Interactions Between Cannabinoids and Cytochrome P450-Metabolized Drugs
This study will evaluate drug-drug interactions between cannabis extracts containing Tetrahydrocannabinol (THC) and THC+ Cannabinoids (CBD) and probe drugs for select CYP450 pathways including: caffeine (CYP1A2), omeprazole…
- Trial name
- NCT04201197
- Testing
- Inje cocktail, THC Cannabis extract, THC/CBD Cannabis Extract
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Drug Interactions
Open-Label, Multiple-Dose, Non-Randomized Study to Assess Drug-Drug Interactions of Proellex® in Female Subjects
This study will assess possible drug-drug interactions with specific isoenzymes over a total study duration of 6-8 weeks. Blood samples collected pre and post-dose, and urine samples collected post dose will be analyzed.
- Trial name
- NCT00741468
- Testing
- Proellex, CYP1A2 probe, CYP2C9 probe
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Repros Therapeutics Inc.
Psoriasis
A Study of Ixekizumab in Participants With Plaque Psoriasis
This study is known as a "drug interaction study." The purpose is to learn about how ixekizumab may affect the blood levels of a mixture of commonly used drugs (caffeine, omeprazole, warfarin, dextromethorphan, and midazolam)…
- Trial name
- NCT02993471
- Testing
- Drug Cocktail, Ixekizumab
- Where
- 3 sites in United States
- Volunteers
- 28 people
- Sponsor
- Eli Lilly and Company
Gastroesophageal Reflux Disease
Neonatal Gastro-Esophageal Reflux Disease (GERD) Management Trial
The overall purpose of the investigator's study is to evaluate the causes of and treatment for feeding difficulty in infants with Gastro-esophageal Reflux Disease (GERD). New treatments can be possible only if the cause is known.
- Trial name
- GMT (NCT02486263)
- Testing
- Study Arm - acid suppression plus feeding bundle, Conventional arm - acid suppression only
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Sudarshan Jadcherla
Psoriasis
A Study of Mirikizumab in Participants With Plaque Psoriasis
This study is known as a "drug interaction study." The purpose is to learn how commonly used drugs or substances (midazolam, warfarin, dextromethorphan, omeprazole, and caffeine) and their breakdown products get into the…
- Trial name
- NCT03718884
- Testing
- Drug Cocktail, Mirikizumab
- Where
- 3 sites in United States
- Volunteers
- 29 people
- Sponsor
- Eli Lilly and Company
Heartburn
Efficacy of Esomeprazole in Patients With Frequent Heartburn
This study will investigate the efficacy of esomeprazole 20 mg once a day in the treatment of frequent heartburn
- Trial name
- NEXT2 (NCT01370538)
- Testing
- Esomeprazole
- Where
- 10 sites in United States
- Volunteers
- 341 people
- Sponsor
- AstraZeneca
Non-alcoholic Fatty Liver Disease
Helicobacter Pylori Eradication in Non-diabetic Non-alcoholic Steatohepatitis
The aim of study was to evaluate the effect of helicobacter pylori eradication on liver fat content, liver function tests, lipid profile, homeostasis model assessment-IR (HOMA-IR) index, and anthropometric measurements (body mass…
- Trial name
- NCT01654549
- Testing
- H.pylori eradication
- Where
- Iran
- Volunteers
- 40 people
- Sponsor
- Tehran University of Medical Sciences
Helicobacter Pylori Infection
High Dose Dual Therapy vs Clarithromycin Triple Therapy for Treatment Naive H Pylori Infection in an Urban Population
A phase 4 prospective, randomized, open-label clinical trial evaluating the efficacy of high dose dual therapy vs standard triple therapy in a diverse, urban New York City population.
- Trial name
- NCT05342532
- Testing
- Amoxicillin, Omeprazole, Clarithromycin
- Where
- United States
- Volunteers
- 112 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Clostridium Difficile
Effects of Gastric Acid on Colonic Microbiome
The colonic microbiome is essential in human health and disease. Clostridium difficile-associated diarrhea (CDAD), a highly morbid form of infectious diarrhea, is caused by antibiotics which perturb the microbiome and allow C.
- Trial name
- NCT01901276
- Testing
- Omeprazole 40 mg bid
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Daniel Freedberg, MD
Inflammation, Barrett's Esophagus
Does Intensive Acid Suppression Reduce Esophageal Inflammation and Recurrent Barrett's Esophagus Following Ablation?
The investigators hypothesize that intensive acid suppression with a long acting high potency proton pump inhibitor (PPI) drug dexlansoprazole will lead to a greater decrease in levels of inflammatory mediators (compared to…
- Trial name
- NCT01093755
- Testing
- dexlansoprazole, Omeprazole
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Mayo Clinic
Gastric Ulcer, Duodenal Ulcer
Long Term Study to Investigate the Efficacy & Safety of D961H (Esomeprazole) for the Prevention of NSAIDs-induced Ulcer
The purpose of this study is to assess the Safety and tolerability of D961H (Esomeprazole) 20 mg once daily for up to 52 weeks of treatment involving patients with a history of gastric and/or duodenal ulcers receiving daily…
- Conditions
- Gastric Ulcer, Duodenal Ulcer, Rheumatoid Arthritis, Osteoarthritis
- Trial name
- NCT00595517
- Testing
- Esomeprazole 20 mg
- Where
- 3 sites in Japan
- Volunteers
- 395 people
- Sponsor
- AstraZeneca