Clinical trials: Stomach Acidity
HCV Infections, Gastric Acid-related Disorders
Pharmacokinetic Study of the HCV Protease Inhibitor Bo-cePRevir and the Proton Pump Inhibitor OMeprazOle (PROMO)
The objective of this study is to determine the effect of multiple dose omeprazole on the pharmacokinetics of boceprevir and vice versa.
- Trial name
- PROMO (NCT01470690)
- Testing
- boceprevir, Omeprazole
- Where
- Netherlands
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Ulcers, Duodenal and Gastric
Comparative Bioavailability Study of Two Test Products of Fixed Dose Combination Capsule of ASA (Acetylsalicylic Acid) and Pantoprazole (Each Capsule Contains ASA 100 mg and Pantoprazole 20 mg) Under Fasting Conditions
An open label, balanced, randomized, three-treatment, three-period, six-sequence, cross-over, single dose, comparative bioavailability pilot study under fasting conditions.
- Trial name
- NCT01847404
- Testing
- Test 1= ASA 100 mg and pantoprazole 20 mg capsule formulation one, Test 2= ASA 100 mg and pantoprazole 20 mg capsule formulation two, ASA 100 mg tablet
- Where
- India
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Healthy
The Effect of Cinacalcet on Gastric Acid Output in Healthy Subjects
The purpose of this study is to determine whether cinacalcet will increase gastric acid secretion in healthy volunteers.
- Trial name
- NCT00336739
- Testing
- cinacalcet
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Tufts University
Peptic Ulcer Disease
Study Comparing Esomeprazole and ASA Combined Together as One Capsule Versus These Medications Taken Separately
The purpose of this study is to investigate whether a fixed dose combination (FDC) capsule of esomeprazole 20 mg and acetylsalicylic acid (ASA) 81 mg has equivalent therapeutic efficacy compared to each of 2 free combinations of…
- Trial name
- NCT01015729
- Testing
- Esomeprazole/ASA Fixed Combination, Esomeprazole, ASA
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Reflux Oesophagitis
Effect of 5, 10 or 25 mg of YF476 Daily for 14 Days on Stomach Acidity in Healthy Volunteers
The objective of the study was to assess whether the tolerance to the effect of YF476 on gastric pH observed with repeated doses in a previous study in healthy volunteers can be avoided by using smaller doses of YF476.
- Trial name
- NCT01597674
- Testing
- YF476
- Where
- United Kingdom
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Trio Medicines Ltd.
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
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
Normal Healthy Subject Population
Comparison of Prilosec OTC® Versus Zegerid® for Gastric Acid Suppression
The purpose of this study is to compare Prilosec OTC® and Zegerid® in their effects on gastric acid suppression.
- Trial name
- NCT00808769
- Testing
- Zegerid®, Prilosec OTC®
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Procter and Gamble
Moderate Pain
A Study to Assess Disintegration of the New Aspirin Disintegrating Tablets
The aim of this study is to assess disintegration of the new Aspirin disintegrating tablets
- Trial name
- NCT03225352
- Testing
- 500 mg acetylsalicylic acid (Aspirin, BAYE4465), 1000 mg acetylsalicylic acid (Aspirin, BAYE4465), 400 mg ibuprofen(Nurofen)
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Bayer
Bioequivalence, Healthy Volunteers
A Study to Learn if There is a Difference in the Blood Levels of Acetylsalicylic Acid When Taken as Different Chewable Tablets on an Empty Stomach by Healthy Participants
In this study, researchers want to learn if 2 different forms of acetylsalicylic acid (ASA) chewable tablets will have the same effect in the body.
- Conditions
- Bioequivalence, Healthy Volunteers, Platelet Aggregation Inhibition
- Trial name
- NCT06655194
- Testing
- Acetylsalicylic Acid (Aspirin, BAYE004465, UI1610477), Acetylsalicylic Acid (BAYE004465, UI1615160)
- Where
- Mexico
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Bayer
Healthy
Study Of Three Different Stomach Acid Reducing Agents When Given With Palbociclib (PD-0332991) And Food
To investigate the effect of acid reducing agents (an antacid and an H2-receptor antagonist and a proton pump inhibitor) on palbociclib bioavailability in the presence of food.
- Trial name
- NCT02097329
- Testing
- palbociclib commercial free base, famotidine, rabeprazole
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy Volunteers
A Study of Maribavir Pediatric Formulation in Healthy Adult Participants
The study will have 2 parts, Part 1 and Part 2. Participants will only participate in one part. The main aim of Part 1 of this study is to check the ability of a single dose of maribavir pediatric formulation to be absorbed in…
- Trial name
- NCT05918822
- Testing
- Maribavir Commercial Tablet Formulation, Maribavir Pediatric Powder-for-oral Suspension Formulation, Rabeprazole
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Takeda
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
Healthy Adults
A Study to Learn if a Medicine That Reduces Stomach Acid Affects the Blood Level of Study Medicine PF-08049820 in Healthy Chinese Adults.
This clinical study is designed to evaluate a study medicine called PF-08049820. The main aim is to understand how the body processes this medicine and whether giving it with another medicine, rabeprazole, affects how it behaves.
- Trial name
- NCT07284173
- Testing
- PF-08049820, Rabeprazole
- Where
- 2 sites in China
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Pfizer
Probiotics
Gastric Acid Suppression and Probiotic Colonization
Probiotics are over-the-counter dietary products with microorganisms that are generally consumed for health benefit. However, the durability of these microorganisms is unclear, particularly when they pass through the highly…
- Trial name
- PR (NCT03327051)
- Testing
- Omeprazole, VSL #3
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Stanford University
Hypergastrinaemia
Effect of Repeated Doses of YF476 on Stomach Acidity
The objectives of the study were: 1. To show that a single dose of YF476 blocks gastrin receptors in healthy subjects 2. To show that YF476 retains its ability to block gastrin receptors after repeated dosing despite losing its…
- Trial name
- NCT01601405
- Testing
- YF476
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Trio Medicines Ltd.
Gastroesophageal; Reflux With Esophagitis, Gastroesophageal Reflux
Study of Dietary Patterns and Food Diversity in Russian GERD Patients
The aim of the study is to assess food diversity and dietary patterns in Russian GERD patients
- Conditions
- Gastroesophageal; Reflux With Esophagitis, Gastroesophageal Reflux, GERD, Heartburn
- Trial name
- NCT04252144
- Testing
- Dietary assessment
- Where
- Russia
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Russian Academy of Medical Sciences
Esophagitis, Inflammation
Comparison of Acid Reflux at Two Levels in the Esophagus Using the BRAVO Capsule
The purpose of this research is to study the level of acid exposure above the gastroesophageal junction and the distal esophagus in patients with reflux symptoms using a capsule type acid measurement system.
- Conditions
- Esophagitis, Inflammation, Gastritis, Abdominal Pain
- Trial name
- NCT00579410
- Where
- United States
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Effects of Lipids on Gastric Emptying, Effects of Lipids on Satiety Hormones
Effects of Lipids on Gastric Emptying, Satiety Hormones, and Appetite in Severe Overweight
In lean subjects, free fatty acid (FFA) promotes gut hormone release, delays gastric emptying, and reduces appetite and energy intake more than an isocaloric load of triglyceride (TG).
- Conditions
- Effects of Lipids on Gastric Emptying, Effects of Lipids on Satiety Hormones, Effects of Lipids on Appetite
- Trial name
- NCT01681459
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Healthy
A Study to Evaluate the Effect on 24-hour, Intragastric pH of RAB ER 50-mg Capsules Compared With Esomeprazole (Nexium) 40 mg Capsules and Rabeprazole (Aciphex) 20-mg Tablets
This will be a randomized, open-label, single-center, 3-way crossover study in healthy subjects who are confirmed to be Helicobacter pylori (H. pylori)-negative.
- Trial name
- NCT01153659
- Testing
- E3810, Aciphex (rabeprazole), Nexium (esomeprazole)
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Eisai Inc.