About this trial
This is a single-center observational study to investigate the efficacy and tolerability of dupilumab in children with refractory eosinophilic gastrointestinal disorders.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Clinical diagnosis of Refractory Peptic Ulcers
with Refractory Eosinophilic Gastrointestinal Disorders
Disqualifiers
with Active Helicobacter pylori infection at present.
with Inflammatory bowel disease
with Parasite infection
with Cancer
Trial population
Children diagnosed with refractory eosinophilic gastrointestinal disorders who were seen at the Children's hospital of Fudan university who met the inclusion and exclusion criteria would be enrolled in this study.
Trial design
Cohort
Retrospective
Treatments tested in this trial
Dupilumab - Standard Dose
DrugDose: For patients with weight ≥ 15kg but \< 30kg, take 200mg each time, every two weeks; for those with weight ≤ 30kg but \< 60kg, take 300mg each time, every two weeks; for those with weight ≥ 60kg, take 300mg each time, once a week.
subcutaneous injection
DeviceDose: For patients with weight ≥ 15kg but \< 30kg, take 200mg each time, every two weeks; for those with weight ≤ 30kg but \< 60kg, take 300mg each time, every two weeks; for those with weight ≥ 60kg, take 300mg each time, once a week.
Treatment groups
Trial outcomes
Primary outcomes
Endoscopic response rate
The ulcer reaches stage S (healed) or stage H (healing period), or the ulcer area has decreased by more than 50%.
Secondary outcomes
Relative Change of Peak Eosinophil Counts in the Stomach
We will determine the relative change from baseline in the peak eosinophil count in the five high-power fields (HPFs) with the highest eosinophil density in the antrum and/or body of the stomach after intervention.
Other outcomes
Adverse event
The rate of the potential adverse events were monitored during the intervention.
Sponsors and contacts
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