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Atrantil for Intestinal Bacterial Overgrowth

N/A
Waitlist Available
Led By Darren Brenner, MD
Research Sponsored by Northwestern University
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up post-treatment (+-3 days)
Awards & highlights
No Placebo-Only Group

Summary

This trial is testing Atrantil, a natural supplement made from peppermint, quebracho tree bark, and horse chestnut. It targets patients with Intestinal Methanogenic Overgrowth (IMO), who suffer from excessive methane production in their gut. Atrantil aims to reduce methane gas, which can help relieve symptoms like bloating and constipation.

Eligible Conditions
  • Irritable Bowel Syndrome
  • Small Intestinal Bacterial Overgrowth
  • SIBO

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~change from baseline at four weeks.
This trial's timeline: 3 weeks for screening, Varies for treatment, and change from baseline at four weeks. for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change in clinical symptoms of Intestinal Methane Overgrowth as measured by Patient Reported Outcome Measures Information Systems Gastrointestinal Symptoms Scale (PROMIS-GI)
Change in clinical symptoms of Intestinal Methane Overgrowth as measured by daily Numeric Rating Scale (NRS) measuring pain, bloating, distention, and discomfort.
Change in clinical symptoms of Intestinal Methane Overgrowth as measured by the Bristol Stool Scale (BSS)
Secondary study objectives
Change in Quality of life as measured by the PROMIS-Global Health (PROMIS-GH)
Change in methane as measured by hydrogen methane breath-test pre and post-treatment.
Change in quality of life as measured by Short Form- 12.

Awards & Highlights

No Placebo-Only Group
All patients enrolled in this study will receive some form of active treatment.

Trial Design

1Treatment groups
Experimental Treatment
Group I: Experimental: Atrantil (Medical Food)Experimental Treatment1 Intervention
All participants in the trial will take two capsules of Atrantil three times a day for 28 days.

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Who is running the clinical trial?

Northwestern UniversityLead Sponsor
1,649 Previous Clinical Trials
958,731 Total Patients Enrolled
Darren Brenner, MD3.151 ReviewsPrincipal Investigator - Northwestern Memorial Hospital/Feinberg School of Medicine
Northwestern University
5Patient Review
I highly recommend this endoscopist/colonoscopist. They're the best I've ever had.
~8 spots leftby Dec 2025