Clinical trials: Stomach Acidity
Achlorhydria, Gastrinoma
Evaluating Patients With Abnormal Levels of Gastric Acid
This study is used by the Digestive Diseases Branch to evaluate patients with suspected abnormalities in the secretion of gastric acid.
- Conditions
- Achlorhydria, Gastrinoma, Zollinger Ellison Syndrome
- Trial name
- NCT00001240
- Where
- United States
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
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
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
Obesity, Morbid, NASH
The Impact of Different Carbohydrate Restriction After a Gastric Bypass on the Ketosis and Ketoacidosis
Background: Ketosis after bariatric surgery is a metabolic process that occurs when the body breaks down fat for energy because of not getting enough carbohydrates.
- Conditions
- Obesity, Morbid, NASH, Ketosis, Keto Acidosis
- Trial name
- NCT06338969
- Testing
- Carbohydrate Restriction after a Gastric Bypass
- Where
- Kazakhstan
- Volunteers
- 150 people
- Sponsor
- The Society of Bariatric and Metabolic Surgeons of Kazakhstan
Critical Illness, Surgery
Diluted and Undiluted Enteral Nutrition
Adult patients after elective major abdominal surgeries who are planned to be admitted to the Intensive Care Unit (ICU) can be included in the trial. Each patient will be fed via the gastrointestinal tract.
- Conditions
- Critical Illness, Surgery, Enteral Feeding Intolerance, Gastro-Intestinal Disorder
- Trial name
- NCT06516835
- Testing
- Enteral fluid, Intravenous fluid
- Where
- 5 sites in Poland
- Volunteers
- 60 people
- Sponsor
- Medical University of Lublin
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
Hemorrhage, Bleeding
Peroperative Administration of Tranexamic Acid in Roux-en-Y Gastric Bypass and One-anastomosis Gastric Bypass
The incidence of bleeding after metabolic surgery seems to increase. The administration of a drug (tranexamic acid) that can reduce bleeding could possibly also reduce bleeding after metabolic surgery.
- Trial name
- PATRY (NCT05464394)
- Testing
- Tranexamic Acid Injection [Cyklokapron], Sodium chloride 0.9%
- Volunteers
- 1,524 people
- Sponsor
- Franciscus Gasthuis
Severe Obesity
Effect of Bile Acids and Bile Acid Sequstrants on GLP-1 Secretion After Roux-en-Y Gastric Bypass
The purpose of this study is to examine the efffects of bile acid and bile acids sequestrants on GLP-1 secretion, in patients after Roux-en-Y gastric bypass.
- Trial name
- NCT02952963
- Testing
- Chenodeoxycholic Acid, Colesevelam
- Where
- Denmark
- Volunteers
- 8 people
- 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.
Acid Reflux Esophagitis, Non-acid Reflux Esophagitis
Resolving Bile Reflux by Lanreotide in Patients With Roux-en-Y Gastrojejunostomy
Somatostatine induces a dose-dependent reduction of postprandial plasma cholecystokinin (CCK) secretion with a concomitant inhibition of postprandial gallbladder contraction, abolishing almost completely bile salts output from…
- Trial name
- NCT02054637
- Testing
- Lanreotide
- Where
- Belgium
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Universitair Ziekenhuis Brussel
Acid Reflux, Gastro Oesophageal Reflux Disease
A Three-Period Study to Investigate the Relative Bioavailability and Pharmacodynamic Profiles of a Zegerid 20mg Capsule, Zegerid 20mg Powder for Oral Suspension and Losec 20mg Capsule in Healthy Adult Volunteers Under Fasting Conditions
The purpose of this study is to assess the effectiveness of Zegerid 20mg capsules and powder and Losec 20mg capsules in healthy volunteers under fasting conditions.
- Trial name
- NCT01710995
- Testing
- Zegerid, Losec
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Norgine
Gastric Cancer, Colorectal Cancer
Effect of Enteral Nutrition Rich in Eicosapentaenoic Acid (EPA) on Patients Receiving Chemotherapy for GI Tumor
Malnutrition is frequently seen in patients on chemotherapy suffering from gastric/colorectal cancer and may worsen the outcome. EPA, a sort of ω-3 PUFA, can modulate immune system.
- Conditions
- Gastric Cancer, Colorectal Cancer, Chemotherapy
- Trial name
- NCT01048463
- Testing
- Nutriall, LDEPA, HDEPA
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Sun Yat-sen University
Gastro-Oesophageal Reflux Disease
PPI Sequencing Study
The purpose of this study is to assess how patients with gastro-oesophageal reflux disease (heartburn) who are currently receiving treatment with a proton pump inhibitor but are still experiencing symptoms will benefit from a…
- Trial name
- NCT00384592
- Testing
- Esomeprazole, Physical exam, Pregnancy test if applicable
- Where
- 14 sites in United Kingdom
- Volunteers
- 100 people
- Sponsor
- AstraZeneca
Heartburn
Efficacy and Safety of Itopride vs Placebo in Heartburn
The purpose of this study is to evaluate the effects of itopride in patients with heartburn.
- Trial name
- NCT00382577
- Testing
- Itopride
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Forest Laboratories
Gastric pH Control
Magnesium Pantoprazole 20mg b.i.d. vs Magnesium Pantoprazole 40mg q.d. on Intragastric Acid Inhibition
The purpose of this study is to determine if magnesium pantoprazole 20 mg twice a day (b.i.d.), maintains gastric pH above 4 during a longer percentage of time than magnesium pantoprazole 40 mg once a day (qd).
- Trial name
- NCT01499693
- Testing
- Magnesium Pantoprazole 20 mg, Magnesium Pantoprazole 40 mg
- Where
- Mexico
- Volunteers
- healthy volunteers welcome
- Sponsor
- Takeda
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
Severe Obesity
Effects of Bile Acids and Bile Acid Sequestrants on GLP-1 Secretion After Roux-en-Y Gastric Bypass
The purpose of this study is to examine the effects of bile acid and bile acids sequestrants on GLP-1 Secretion, during a meal, in patients after Roux-en-Y gastric bypass.
- Trial name
- NCT02876484
- Testing
- Colesevelam, Chenodeoxycholic Acid, Water
- Where
- Denmark
- Volunteers
- 12 people
- Sponsor
- Hvidovre University Hospital
Gastric Cancer
Perioperative Application of Omega-3 Polyunsaturated Fatty Acids in Gastric Cancer Patients
To evaluate immunomodulatory effects of perioperative application of omega-3 polyunsaturated fatty acids in gastric cancer surgery, the effects of postoperative recovery, the improvement of nutritional status, incidence rate of…
- Trial name
- PAOPUFAGC (NCT01910948)
- Testing
- omega-3 polyunsaturated fatty acids
- Volunteers
- 100 people
- Sponsor
- Jian Suo
Bleeding After GI Endoscopy
Endoscopic Application of Tranexamic Acid and Sucralfate in Gastrointestinal Tumor Bleeding: A Randomized Controlled Trial
Background Gastrointestinal bleeding is a common disease among the population in Taiwan, with gastrointestinal tumor bleeding accounting for 3-5% of cases.
- Trial name
- NCT07540026
- Testing
- 3g of sucralfate powder and 1.5g of tranexamic acid powder, Standard Treatment
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- National Cheng-Kung University Hospital
Chronic Pancreatitis, Inflammatory Bowel Diseases
Genomic Resources for Enhancing Available Therapies (GREAT1.0) Study
This is a prospective, descriptive, observational research study designed to observe and document the clinical practice by domain experts, and how the knowledge of new findings that are published in the medical literature affect…
- Conditions
- Chronic Pancreatitis, Inflammatory Bowel Diseases, Hepatitis, NASH - Nonalcoholic Steatohepatitis
- Trial name
- GREAT1 (NCT04306939)
- Testing
- venipuncture, Questionnaires, Additional Sample Collections
- Where
- United States
- Volunteers
- 120,000 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh