Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
NCT05976165

A Study of Breath Testing for Small Intestinal Bacterial Overgrowth

Led by Mayo Clinic · Updated on 2026-02-12

50

Participants Needed

1

Research Sites

167 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers hope to determine how often small intestinal bacterial overgrowth occurs after taking proton pump inhibitors.

CONDITIONS

Official Title

A Study of Breath Testing for Small Intestinal Bacterial Overgrowth

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Predominant symptoms of gastroesophageal reflux disease including heartburn, regurgitation
  • Ability to give appropriate informed consent
Not Eligible

You will not qualify if you...

  • Prior diagnosis of small intestinal bacterial overgrowth (SIBO)
  • Use of proton pump inhibitors (PPIs) or H2 receptor antagonists in the prior 3 months
  • Major concomitant illness such as renal, hepatic, rheumatologic, cardiovascular disease, or malignancy
  • Antibiotic therapy within one month
  • Prior gastrointestinal surgery including esophageal, gastric, and small or large bowel surgery
  • Previously diagnosed irritable bowel syndrome or inflammatory bowel disease
  • Pregnancy or breastfeeding
  • Plans to become pregnant
  • Inability to take proton pump inhibitors, including allergy or sensitivity

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

Mayo Clinic Florida

Jacksonville, Florida, United States, 32224

Actively Recruiting

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How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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