Clinical trials: Stomach Acidity
Gastric Ulcers Duodenal Ulcers Caused by Low-dose Aspirin
Long-term Prevention of Recurrent Gastric or Duodenal Ulcers Caused by Low-dose Aspirin With Rabeprazole (E3810) Treatment (Planetarium Study)
The primary objective of this study to examine the long-term safety of rabeprazole 5 mg or 10 mg tablets administered once daily in participants who were confirmed to have no recurrence of gastric or duodenal ulcer by endoscopic…
- Trial name
- NCT01398410
- Testing
- Rabeprazole
- Where
- 50 sites in Japan
- Volunteers
- 405 people
- Sponsor
- Eisai Co., 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
Type 2 Diabetes Mellitus, Obese
Ox Bile- Conjugated Bile Acids Sodium in Type II Diabetes Mellitus
To study the effect of an ileocolonic formulation of ox bile extract on insulin sensitivity, postprandial glycemia and incretin levels, gastric emptying, body weight and fasting serum FGF-19 (fibroblast growth factor) levels in…
- Conditions
- Type 2 Diabetes Mellitus, Obese, Overweight
- Trial name
- NCT02871882
- Testing
- Gastric Emptying test, Mixed Oral Glucose Tolerance test, Conjugated bile acids sodium
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Mayo Clinic
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
Gastroesophageal Reflux Disease
Local Phase IV, Gastroesophageal Reflux Disease (GERD) Sleep Study US
The purpose of this research study is to compare the safety and effectiveness (how well the medicine works) of esomeprazole (study drug) to placebo (a capsule that does not contain any medication) taken daily in relieving…
- Trial name
- NCT00660660
- Testing
- Esomeprazole
- Where
- 45 sites in United States
- Volunteers
- 276 people
- Sponsor
- AstraZeneca
Indigestion
Inhibition of Gastric Acid is the Key to Satisfactory Relief of Symptoms With Esomeprazole in NUD Patients
Inhibition of gastric acid is the key to satisfactory relief of symptoms with esomeprazole in NUD patients
- Trial name
- NCT00222131
- Testing
- Esomeprazole
- Where
- United States
- Volunteers
- 73 people
- Sponsor
- University of Kansas Medical Center
Gastric Ulcer (GU), Duodenal Ulcer (DU)
A Phase I/III Study of D961H 10 mg and 20 mg in Japanese Paediatric Patients With Gastrointestinal Acid Related Diseases
The objective of this study is to assess the safety, pharmacokinetics, pharmacodynamics and efficacy of repeated once daily oral administration of D961H 10 mg and D961H 20 mg in Japanese paediatric patients aged 1 to 14 years old…
- Conditions
- Gastric Ulcer (GU), Duodenal Ulcer (DU), Anastomotic Ulcer (AU), Non-erosive Reflux Esophagitis Disease (NERD)
- Trial name
- NCT02153398
- Testing
- D961H sachet 10 mg, D961H capsule 10mg, D961H capsule 20 mg
- Where
- 15 sites in Japan
- Volunteers
- 55 people
- Sponsor
- AstraZeneca
Irritable Bowel Syndrome
Effect of a Cannabinoid Agonist on Colonic Sensory Functions in Patients With Irritable Bowel Syndrome
Irritable bowel syndrome (IBS) affects about 15% of the U.S. population. There are still no effective and safe medications approved for the treatment of abdominal pain associated with bowel symptoms in IBS.
- Trial name
- NCT01786109
- Testing
- Dronabinol
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Michael Camilleri
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
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
Non-Erosive Gastro-Esophageal Reflux Disease, Heartburn
A Study to Evaluate the Efficacy and Safety of Vonoprazan Compared to Placebo for Relief of Heartburn in Participants With Symptomatic Non-Erosive Gastroesophageal Reflux Disease (NERD)
The primary objectives of this study are to assess the efficacy of vonoprazan (10 mg and 20 mg once daily [QD]) compared to placebo (QD) in relief of heartburn over 4 weeks in participants with NERD.
- Trial name
- NCT05195528
- Testing
- Vonoprazan
- Where
- 108 sites in United States
- Volunteers
- 776 people
- Sponsor
- Phathom Pharmaceuticals, Inc.
Type 2 Diabetes Mellitus
Ursodiol on Insulin Sensitivity, Gastric Emptying and Body Weight With Type 2 Diabetes on Metformin
This study will evaluate whether bile acids are able to increase insulin sensitivity and enhance glycemic control in T2DM patients, as well as exploring the mechanisms that enhance glycemic control.
- Trial name
- NCT02033876
- Testing
- Ursodiol
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Mayo Clinic
Gastroesophageal Reflux Disease, GERD
To Assess the Efficacy of Esomeprazole 20mg Once Daily in Subjects Who Still Had Heartburn After Receiving Rabeprazole
Administration of esomeprazole 20 mg to subjects who still had heartburn after receiving rabeprazole 10 mg once daily for at least 4 weeks will result in statistically significant improvement of heartburn after 8-week treatment.
- Conditions
- Gastroesophageal Reflux Disease, GERD, Reflux Esophagitis
- Trial name
- NCT01397084
- Testing
- esomeprazole 20 mg
- Volunteers
- 107 people
- Sponsor
- AstraZeneca
Zollinger-Ellison Syndrome, Multiple Endocrine Neoplasia
Treatment of Zollinger-Ellison Syndrome With Prevacid
The purpose of this study is to study the safety and efficacy of high dose Prevacid in the long-term treatment of patients who secrete abnormally large amounts of gastric acid.
- Trial name
- NCT00204373
- Testing
- Lansoprazole (Prevacid)
- Volunteers
- 72 people
- Sponsor
- Charles Mel Wilcox, MD
Functional Dyspepsia
Trial of Itopride 150mg Once a Day Versus Itopride 50 mg Thrice a Day; in Patients With Functional Dyspepsia
The study is conducted in patients with functional dyspepsia or chronic gastritis. The purpose of this study is to: assess whether the dose of Itopride Hydrochloride 150 mg extended release tablets, taken once daily has a similar…
- Trial name
- NCT06217393
- Testing
- Itopride Hydrochloride 150 mg extended release tablets, Itopride Hydrochloride 50 mg film coated tablets
- Where
- 19 sites in Armenia, Malaysia and 3 more
- Volunteers
- 564 people
- Sponsor
- Abbott
Gastroesophageal Reflux
Pharmacokinetic and Safety of Dexlansoprazole in Adolescents With Gastroesophageal Reflux Disease
The purpose of this study is to asses the pharmacokinetics and safety of dexlansoprazole modified release (MR), once daily (QD), in adolescent subjects (age 12-17 years old) with Symptomatic Gastroesophageal Reflux Disease.
- Trial name
- NCT00847210
- Testing
- Dexlansoprazole MR
- Where
- 3 sites in United States
- Volunteers
- 36 people
- Sponsor
- Takeda
Gastric or Duodenal Ulcers Caused by Low-dose Aspirin
Prevention of Recurrent Gastric or Duodenal Ulcers Caused by Low-dose Aspirin With Rabeprazole (E3810) Treatment (Planetarium Study)
The primary objective of this study to evaluate the effect of preventing recurrence of gastric or duodenal ulcers by administering E3810 5 mg or 10 mg tablets once daily or Teprenone 150 mg/day (50 mg three times daily) as a…
- Trial name
- NCT01397448
- Testing
- E3810, Teprenone
- Where
- 49 sites in Japan
- Volunteers
- 472 people
- Sponsor
- Eisai Co., Ltd.
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
Bariatric Surgery Candidate
Pilot Study for Zoledronic Acid to Prevent Bone Loss After Bariatric Surgery
This study evaluates whether zoledronic acid can prevent the high bone turnover that occurs after Roux-en-Y Gastric Bypass (RYGB) and sleeve gastrectomy (SG) surgery.
- Trial name
- NCT03424239
- Testing
- Zoledronic Acid, Calcium citrate + vitamin D, Vitamin D3
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Massachusetts General Hospital