Clinical trials: Gastric Acid
Pulmonary Disease, Chronic Obstructive
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
The current study will help to increase our understanding of the pharmacokinetics (PK) of danirixin. The primary objective of the study is to estimate the relative bioavailability of danirixin Hydrobromide (HBr) tablet, when…
- Trial name
- NCT02453022
- Testing
- Danirixin HBr 50 mg IR Tablet, Danirixin FB 50 mg IR Tablet, Prilosec (omeprazole) 40mg Delayed-Release capsule
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Reflux Disease, Gastro-Esophageal, Sleeve Gastrectomy
Pilot Study of Salivary Bile Acids and Pepsin as Predictive Biomarkers of Reflux Disease After Sleeve Gastrectomy
The goal of this observational study is to learn whether bile acids and pepsin in saliva can help identify adults at higher risk of developing reflux-related esophageal disease after sleeve gastrectomy, including Los Angeles…
- Conditions
- Reflux Disease, Gastro-Esophageal, Sleeve Gastrectomy, Saliva Collection, Reflux Esophagitis (RE)
- Trial name
- ABSORB (NCT07607067)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital de Mataró
Pulmonary Disease, Chronic Obstructive
GSK1325756 Relative Bioavailability Study in Healthy Elderly Subjects
This 2-part study will be carried out on healthy elderly subjects to evaluate relative bioavailability of danirixin formulations.
- Trial name
- NCT03457727
- Testing
- Danirixin, Omeprazole
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Healthy Participants
A Study to Assess the Effect of Food Intake and Drug-drug Interactions of E7090 When Co-administered With Rabeprazole or Rifampin in Healthy Participants
This study will have three parts: Part A, Part B, and Part C. The primary purpose of Part A is to evaluate the effect of food on the rate and extent of E7090 absorption following single oral doses of E7090 in healthy…
- Trial name
- NCT04565574
- Testing
- E7090, Rabeprazole 20 mg, Rifampin 600 mg
- Where
- Japan
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Eisai Co., Ltd.
Intragastric Acidity
Pharmacodynamic Study Comparing the Effects of Two Different Forms of Omeprazole (P07812) (COMPLETED)
This randomized, crossover study is to evaluate the early effectiveness, defined as effect on intragastric pH during the first 4 hours after dosing, of Zegerid, Prilosec over-the-counter (OTC) Tablets, and placebo on the 4th day…
- Trial name
- NCT01077076
- Testing
- Zegerid, Prilosec OTC™ Tablets
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bayer
Osteoporosis
The Effect of Protein on Calcium Absorption and Gastric Acid Production
We have established that dietary protein is an important regulator of intestinal calcium absorption in humans. However, we do not understand the mechanism by which dietary protein is affecting calcium absorption.
- Trial name
- NCT00719160
- Testing
- esomeprazole
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Yale University
Healthy
Comparison of Prilosec Over-the-counter (OTC)® Versus Prevacid® for Gastric Acid Suppression
The objective of this study is to compare Prilosec OTC® to Prevacid® for gastric acid suppression.
- Trial name
- NCT00903448
- Testing
- Prilosec OTC (omeprazole-magnesium), Prevacid
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Procter and Gamble
Obesity, Diabetes
The Effect of Macronutrients in the Diet on Digestive and Cardiovascular Health
This study examined the effect of a 5-day HFD supplemented with specific fatty acids on gastrointestinal transit, appetite, food intake and substrate utilization.
- Conditions
- Obesity, Diabetes, Cardiovascular Diseases
- Trial name
- NCT01510223
- Testing
- Olive oil, Olive oil and fish powder, Olive oil and macadamia oil
- Where
- Ireland
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Limerick
Mantle Cell Lymphoma, COVID-19
A Study in Healthy Subjects to Assess Bioavailability (Proportion of a Drug Which Enters the Circulation to Have an Active Effect) of Acalabrutinib Tablet and Protonpump Inhibitor Effect (Members of a Class of Medications That Inhibits in Gastric Acid Production) for Rabeprazole
This Phase 1 study is being conducted to support the clinical development of acalabrutinib in hospitalized patients who are unable to swallow acalabrutinib tablet or capsule due to respiratory failure, eg, they may require…
- Trial name
- NCT04564040
- Testing
- Acalabrutinib Treatment A, Acalabrutinib Treatment B, Acalabrutinib Treatment C
- Where
- Germany
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Pharmacokinetics
Relative Bioavailability of ESK-001 Tablet Versus Liquid in Healthy Participants
This is a single-center, in-house, open-label, crossover study in 15 healthy participants.
- Trial name
- NCT05330858
- Testing
- ESK-001, Rabeprazole
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Alumis Inc
Pharmacodynamic
Study of the Ability of Betaine Hydrochloride to Increase Stomach Acid in Healthy Volunteers
In this study the investigators will test a nutritional supplement called betaine hydrochloride to see if it can temporarily increase the stomach acid in healthy volunteers who have decreased stomach acid because they take a…
- Trial name
- NCT01237353
- Testing
- betaine hydrochloride, Rabeprazole
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Food Digestion
Milk and Plant Protein Digestion
The goal of this study is to explore the effect of protein quantity and quality in plant-based drinks. Healthy normal-weight males aged between 18 and 45 years will be included in the study.
- Trial name
- MAPP-D (NCT06272331)
- Testing
- Low-protein plant-based drink, High-protein plant-based drink, Cow's milk
- Where
- Netherlands
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Pulmonary Disease, Chronic Obstructive
A Study to Look at How GSK1325756 is Taken up by the Body When Given by Mouth When Stomach Acid is Reduced
This is a Phase I study to assess the combined effects of food and suppression of gastric acid secretion on the relative bioavailability of an immediate release (IR) tablet formulation and prototype bioenhanced formulations of…
- Trial name
- NCT01453478
- Testing
- GSK1325756
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Gastric Acid
Comparison of the Gastric Acid Suppressive Effects of Esomeprazole and Generic Omeprazole
Proton pump inhibitors (PPI) are used to decrease stomach acid secretion. A generic form of omeprazole, one of the PPIs, is on the market.
- Trial name
- NCT00542347
- Testing
- Esomeprazole first, Generic omeprazole first
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Gastric Acid, Human Experimentation
A Pharmacodynamic Study Comparing Zegerid® and Prilosec OTC® (CL2007-17 )(P07813)(COMPLETED)
Open-label randomized crossover design studies. 60 participants will be evaluated on Day 1 to compare effects on stomach acid; 30 participants will continue treatment for 7 days and will have repeat evaluations at Day 7.
- Trial name
- NCT00674115
- Testing
- Omeprazole/sodium bicarbonate, omeprazole magnesium, sodium bicarbonate
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Bayer
Obesity
Effects of Gastric Bypass Surgery on Bile Acid Homeostasis
The purpose of this study is to determine whether the bile acid circulation is changed after gastric bypass surgery. Further, to account for how the changed anatomy of the gut influences how the bile acid and food is mixed in the…
- Trial name
- NCT03475849
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Bariatric Surgery Candidate, Bile Acid, Elevated Serum
Metabolic Effects of Endogenous Bile Acids After Gastric Bypass Surgery
Non-randomized, open-label, parallel-group clinical study evaluating the effects of endogenous bile acids on changes in plasma fibroblast growth factor-19 (FGF-19) and glucose metabolism by extended depletion of circulating bile…
- Conditions
- Bariatric Surgery Candidate, Bile Acid, Elevated Serum, Glucose Metabolism Disorders
- Trial name
- Bile-bar (NCT06925997)
- Testing
- Colesevelam
- Where
- Denmark
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Peptic Ulcer Disease
Study Comparing Esomeprazole and Acetylsalicylic Acid (ASA) Combined Together as One Capsule Versus These Medications Taken Separately
The purpose of this study is to investigate whether treatment with a combination capsule of Esomeprazole 40 mg and Aspirin (ASA) 325 mg is bioequivalent (i.e.has the same effect within the body) as these medications taken…
- Trial name
- NCT00998075
- Testing
- Esomeprazole/ASA Fixed Combination, Esomeprazole - Nexium, ASA
- Where
- Canada
- Volunteers
- 138 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Healthy Volunteers
A Study to Assess the Effect of Famotidine on the Drug Levels of Afimetoran in Healthy Participants
The purpose of this study is to confirm there is no significant effect of gastric pH changes of famotidine on the drug levels of afimetoran in healthy participants.
- Trial name
- NCT05866627
- Testing
- Famotidine, Afimetoran
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb
Gastric Acid, Human Experimentation
A Pharmacodynamic Study Comparing Zegerid® and Prilosec OTC® (Study CL2008-02)(P07814)(COMPLETED)
Open-label randomized crossover design study. 60 participants will be evaluated on Day 1 to compare effects on stomach acid; 30 participants will continue treatment for 7 days and will have repeat evaluations at Day 7.
- Trial name
- NCT00765206
- Testing
- Omeprazole/sodium bicarbonate, omeprazole magnesium (20 mg equivalent)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Bayer