About this trial
The researchers propose conducting a multi-center, randomized, placebo-controlled study to investigate the potential role of etrasimod for the primary and secondary prevention of pouchitis among high-risk patients submitted to total proctocolectomy (TPC) with ileal-pouch anal anastomosis (IPAA) for medically refractory disease. The trial will be conducted in compliance with this protocol, Good Clinical Practice guidelines, and Institutional Review Board requirements.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male or female aged ≥ 18 years (verified at screening)
Ability to provide written informed consent and to be compliant with protocol assessments (verified at screening)
Diagnosed with UC and underwent TPC with IPAA for medically refractory disease or dysplasia (verified at screening)
Screening may take place at any time from one month to two years after the final surgical stage
Disqualifiers
Isolated cuffitis (verified at screening pouchoscopy)
Diagnosis of Crohn's disease (verified at screening)
Diagnosis of Crohn's disease-like pouch inflammation (verified at screening)
Diagnosis of chronic pouchitis (verified at screening)
Trial design
Parallel
Treatments tested in this trial
etrasimod
Drug2 mg once daily for 48 weeks
Placebo
Drugmatching placebo for 48 weeks
Treatment groups
Trial outcomes
Primary outcomes
Proportion of participants with at least 1 episode of acute pouchitis
The proportion of patients with at least 1 episode of acute pouchitis during the 48 weeks of treatment. Acute Pouchitis defined as: modified pouchitis disease activity index (mPDAI) score ≥ 5 points OR an increase of ≥ 2 points vs. baseline, AND Endoscopic component of the mPDAI Score \>= 2 points (within 7 days prior or post the collection date of the symptomatic component of the mPDAI score)
Secondary outcomes
Time to first episode of acute pouchitis
Time to first episode of acute pouchitis (days)
Proportion of patients with acute pouchitis
Proportion of patients with acute pouchitis by Weeks 12, 24 and 36 Acute Pouchitis defined as: mPDAI\* score ≥ 5 points OR an increase of ≥ 2 points vs. baseline, AND Endoscopic component of the mPDAI Score \>= 2 points (within 7 days prior or post the collection date of the symptomatic component of the mPDAI score)
Number of participants with clinical remission
Clinical remission based on mPDAI score at Week 48 Clinical remission is defined as a mPDAI score \< 5 points. The modified PDAI (mPDAI) is calculated from 2 separate 6-point scales assessing clinical symptoms and endoscopic findings with full scale scored from 0-12. Patients are classified as either having pouchitis (PDAI score ≥5) or as not having pouchitis (PDAI score \<5). Greater clinical scores and endoscopy scores correspond to worse disease severity.
Number of episodes of acute pouchitis
Number of episodes of acute pouchitis during the 48-week treatment period
Sponsors and contacts
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