Clinical trial Recruiting at 1 site Phase 3 Interventional Ages 18 and up

Using ethosuximide and pentoxifylline to treat abdominal pain from IBS

Official title: A Comparative Study to Assess Safety and Effectiveness of Ethosuximide and Pentoxifylline in the Treatment of Abdominal Pain Related to Irritable Bowel Syndrome

Run by Tanta University · NCT04217733 · Data updated 2026-11-12

This study is testing if the medications ethosuximide and pentoxifylline can help adults with irritable bowel syndrome feel less abdominal pain.

More IBS (Irritable Bowel Syndrome) trials

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment60 (estimated)
SponsorTanta University
Academic / other
Locations1 site (Tanta)
StatusRecruiting
StartedNovember 1, 2019
Main results expectedDecember 1, 2030
Study endsDecember 30, 2030
Registry record updatedJanuary 3, 2020
Trial IDNCT04217733 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults aged 18 and older diagnosed with IBS who experience moderate to severe abdominal pain.

Probably not a fit

Patients with significant liver or renal disease, those with a history of severe depression, or individuals currently taking antiepileptic drugs may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial investigates the effectiveness of ethosuximide and pentoxifylline in alleviating abdominal pain associated with irritable bowel syndrome (IBS). Participants will be adults aged 18 and older who meet specific IBS criteria and have experienced significant pain in the week prior to enrollment. The study aims to determine if these medications can enhance current treatment options for IBS-related pain. The trial will involve a controlled intervention to assess pain relief and overall patient outcomes.

Why it matters

Potential benefit: If successful, this study could provide a new treatment option for patients suffering from abdominal pain due to IBS.

How similar studies have gone: While the specific combination of ethosuximide and pentoxifylline has not been widely tested, similar approaches targeting IBS-related pain have shown promise in other studies.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* • Age ≥ 18 years,

  * Man and Women, Negative pregnancy test and effective contraception,
  * IBS defined by the Rome criteria IV
  * During the previous seven days the inclusion visit, average numeric rating scale (NRS) pain ≥ 4.
  * IBS Treatment stable for 1 month

Exclusion Criteria:

* • Breastfeeding

  * Diabetic patients
  * Significant liver function abnormalities (transaminases\> 3N, cholestasis) and moderate renal disease (MDRD \<60 ml / min)
  * Addiction to alcohol and / or drugs,
  * Antiepileptic drugs taken (epilepsy or chronic pain)
  * Chronic pain of greater intensity than that related to IBS,
  * Known Allergyto succinimides (ethosuximide, methsuximide, phensuximide) and pentoxifylline.
  * History or current severe depression (hospitalization, long-term antidepressant treatment)
  * Psychotic disorders,

Where it's running

  • Sherief Abd-Elsalam
    Tanta, Egypt
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.