Clinical trials: Gastric Acid
Healthy, Barrett's Esophagus
Pilot Study to Image the Esophagus Using a SECM Tethered Endoscopic Capsule
The goal of this research is to test the imaging quality of the modified, larger diameter, tethered Spectrally Encoded Confocal Microscopy (SECM) capsule in healthy subjects, subjects with Barrett's Esophagus (BE), and subjects…
- Conditions
- Healthy, Barrett's Esophagus, Gastric Acid Reflux
- Trial name
- SECM (NCT02445014)
- Testing
- MGH SECM Imaging Capsule
- Where
- United States
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
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
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
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
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
Laryngomalacia, Gastro Esophageal Reflux
Initiation of Acid Suppression Therapy Prospective Outcomes for Laryngomalacia
Laryngomalacia (LM) is the most common cause of stridor in infants. Symptoms of gastroesophageal reflux (GER) are often seen in the setting of LM; therefore, acid suppression therapy (AST) has been empirically used in the…
- Trial name
- NCT04614974
- Testing
- Famotidine, Speech Language Therapy
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- Reema Padia
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
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
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
Gastric Ulcer, Duodenal Ulcer
Study of Esomeprazole 20 mg or 40 mg vs Placebo Effectiveness on the Occurrence of Peptic Ulcers in Subjects on Low Dose Acetylsalicylic Acid (LDA)
The purpose of this study is to compare the effect of esomeprazole 20 or 40 mg once daily versus placebo on the occurrence of peptic ulcers during 26 weeks in subjects on continuous low-dose acetylsalicylic acid.
- Trial name
- Oberon (NCT00441727)
- Testing
- Esomeprazole 40 mg, Esomeprazole 20 mg
- Where
- 189 sites in United States, Argentina and 18 more
- Volunteers
- 2,426 people
- Sponsor
- AstraZeneca
Stomach Cancer, Gastric Cancer
Preoperative Chemo and Chemoradiotherapy for Adenocarcinoma of the Stomach and Gastroesophageal Junction (GEJ)
The goal of this clinical research study is to learn if a combination of 5-FU, Folinic Acid and Oxaliplatin, given with radiation therapy, is effective in the treatment of gastric or gastroesophageal cancers that will be removed…
- Trial name
- NCT00525785
- Testing
- 5-Fluorouracil, Folinic Acid, Oxaliplatin
- Where
- United States
- Volunteers
- 58 people
- Sponsor
- M.D. Anderson Cancer Center
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
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
Osteoporosis, Achlorhydria
Does Omeprazole Decrease Intestinal Calcium Absorption?
The purpose of this study is to measure the effect of omeprazole on intestinal calcium absorption in postmenopausal women.
- Conditions
- Osteoporosis, Achlorhydria, GERD, Hip Fracture
- Trial name
- NCT00582972
- Testing
- Omeprazole
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
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