About this trial
After initially successful treatment, many children with infantile spasms unfortunately have a relapse, and relapse is linked to poor long-term outcomes such as autism and other forms of epilepsy. The aim of this study is to determine if treatment with low-dose prednisolone is safe, well tolerated, and effective in reducing the risk of relapse.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 2 to 18 months, inclusive
Clinical diagnosis of infantile spasms syndrome, with EEG-confirmed complete response to standard treatment (prednisolone, ACTH, and/or vigabatrin)
Disqualifiers
Presence of clinically significant hypertension, infection, or any other diagnosis which poses unreasonable risk in the setting of extended corticosteroid therapy, in the view of the study physician
Exposure to any artisanal cannabinoid product within 14 days of screening
Ongoing therapy with the ketogenic diet
Implantation of a vagal nerve stimulator within 3 months of screening, or any change in stimulation parameters within 1 month of screening
Trial design
Factorial
Treatments tested in this trial
Prednisolone
Drugactive drug
Famotidine
Drugactive drug
Placebo
Drugnon-active drug
Treatment groups
Trial outcomes
Primary outcomes
Incidence of treatment-emergent adverse events
The investigators will tabulate of adverse events and determine whether any adverse event is associated with prednisolone treatment during the first 5 months of the study.
Incidence of epileptic spasms relapse
The investigators will record whether or not study participant experience a relapse of epileptic spasms during the study. Relapse is classified as present or absent and based on interpretation of EEG.
Secondary outcomes
Incidence of autism spectrum disorder
At the final study visit, the investigators will use DSM-V criteria to determine if study participants fulfill diagnostic criteria for autism spectrum disorder.
Developmental/Behavioral Level
At the final study visit at age 2 years, the investigators will measure adaptive behavior using the Vineland-3 questionnaire.
Sponsors and contacts
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University of California, Los Angeles
Lead sponsor
Pediatric Epilepsy Research Foundation
Collaborator