Actively Recruiting

Phase 4
Age: 18Years +
All Genders
NCT05320796

The Bioavailability and Effect on Pouch pH of Esomeprazole After Gastric Bypass

Led by Prof Urs Zingg · Updated on 2025-05-15

50

Participants Needed

1

Research Sites

217 weeks

Total Duration

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AI-Summary

What this Trial Is About

The objective of this study is to investigate the effect of Esomeprazol administered in tablets (Esomeprazol MUT Sandoz® 40mg) or in solution (Esomeprazol MUT Sandoz® 40mg in 10ml tap water) on acid production in the gastric pouch by measuring the intragastric pH and the serum concentration of esomeprazole.

CONDITIONS

Official Title

The Bioavailability and Effect on Pouch pH of Esomeprazole After Gastric Bypass

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Proximal Roux-en-Y gastric bypass with linear stapled anastomosis 12 months prior to the study investigation
  • Routine administration of proton pump inhibitors for 6 months postoperatively
  • No intake of proton pump inhibitors at least 4 weeks prior to study investigation
  • No marginal ulcers in upper endoscopy prior to placement of wireless BRAVO24 pH monitoring capsule
  • No symptoms related to gastro-esophageal reflux or marginal ulcers (i.e. epigastric pain, retrosternal burning, regurgitation)
  • Informed consent as documented by signature
Not Eligible

You will not qualify if you...

  • Known intolerance or allergy for Esomeprazol
  • Contraindication for upper endoscopy
  • Inability to follow the procedures of the study, e.g. due to language problems, psychological disorders, dementia, etc. of the participant
  • Women who are pregnant or breast feeding
  • Major hepatic dysfunction

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

Spital Limmattal

Schlieren, Switzerland, 8952

Actively Recruiting

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Research Team

U

Urs Zingg, Prof.

CONTACT

P

Patrizia Heeb

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

SINGLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

PREVENTION

Number of Arms

2

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