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comparative study of effect of rifaximin and placebo in improvement of symptoms in patients with irritable bowel syndrome

comparative study of effect of rifaximin and placebo in improvement of symptoms in patients with irritable bowel syndrome

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250405065221N1
Enrollment
120
Registered
2025-04-09
Start date
2025-04-08
Completion date
Unknown
Last updated
2025-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

diarrhea-predominant irritable bowel syndrom. Irritable bowel syndrome with diarrhea

Interventions

Intervention 1: Intervention group 1: high dose rifaximin, Rifaximin is a broad-spectrum antibiotic with minimal systemic absorption, which in our study is obtained from Actoverco. In this group, rifa

Sponsors

Esfahan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Age above 18 years , History of colonoscopy or sigmoidoscopy with biopsy within the last 10 years Diagnosis of IBS based on ROME IV criteria Exclusion Criteria were

Exclusion criteria

Exclusion criteria: Liver disease ,, History of IBD (Inflammatory Bowel Disease), Previous gastrointestinal surgery ,Uncontrolled thyroid disease, Infection with immunodeficiency viruses such as Hepatitis B and C ,Use of anti-diarrheal, antispasmodic, narcotic, prokinetic drugs, warfarin, alosetron, lubiprostone, probiotics, or antibiotics within the past two weeks, Use of antidepressants within the last six weeks or recent dose changed kidney disease Diabetes History of IBD (Inflammatory Bowel Disease) Previous gastrointestinal surgery Uncontrolled thyroid disease Infection with immunodeficiency viruses such as Hepatitis B and C Use of anti-diarrheal Use of narcotic antispasmodic, Use of prokinetic drugs, Use of warfarin Use of alosetron Use of lubiprostone, Use of probiotics Use of antibiotics within the past two weeks Use of antidepressants within the last six weeks or recent dose changed

Design outcomes

Primary

MeasureTime frame
Decrease 50 points in IBS-SSS score. Timepoint: baseline, after one month and after three month. Method of measurement: IBS-SSS questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAzin soltani

Esfahan University of Medical Sciences

soltani2000azeen@gmail.com0313626395

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026