Felbamate for pediatric epilepsy—should we keep on using it as the last resort?

IntroductionConcerns regarding felbamate adverse effects restrict its widespread use in children with drug-resistant epilepsy. We aimed to examine the efficacy and safety of felbamate in those children and identify the ones who may benefit most from its use.MethodsWe retrospectively reviewed the med...

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Main Authors: Shira Rabinowicz, Tal Schreiber, Gali Heimer, Omer Bar-Yosef, Andreea Nissenkorn, Zohar-Dayan E, Leo Arkush, Nasrin Hamed, Bruria Ben-Zeev, Michal Tzadok
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-09-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fneur.2022.979725/full
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author Shira Rabinowicz
Shira Rabinowicz
Tal Schreiber
Gali Heimer
Gali Heimer
Omer Bar-Yosef
Omer Bar-Yosef
Andreea Nissenkorn
Andreea Nissenkorn
Zohar-Dayan E
Zohar-Dayan E
Leo Arkush
Leo Arkush
Nasrin Hamed
Nasrin Hamed
Bruria Ben-Zeev
Bruria Ben-Zeev
Michal Tzadok
Michal Tzadok
author_facet Shira Rabinowicz
Shira Rabinowicz
Tal Schreiber
Gali Heimer
Gali Heimer
Omer Bar-Yosef
Omer Bar-Yosef
Andreea Nissenkorn
Andreea Nissenkorn
Zohar-Dayan E
Zohar-Dayan E
Leo Arkush
Leo Arkush
Nasrin Hamed
Nasrin Hamed
Bruria Ben-Zeev
Bruria Ben-Zeev
Michal Tzadok
Michal Tzadok
author_sort Shira Rabinowicz
collection DOAJ
description IntroductionConcerns regarding felbamate adverse effects restrict its widespread use in children with drug-resistant epilepsy. We aimed to examine the efficacy and safety of felbamate in those children and identify the ones who may benefit most from its use.MethodsWe retrospectively reviewed the medical files of all patients who were treated with felbamate in a tertiary pediatric epilepsy clinic between 2009–2021. Drug efficacy was determined at the first 3 months of treatment and thereafter. Therapeutic response and adverse reactions were monitored throughout the course of treatment.ResultsOur study included 75 children (age 8.9 ± 3.7 years), of whom 53 were treated with felbamate for seizures, 16 for electrical status epilepticus during sleep and 6 for both. The median follow-up time was 16 months (range 1–129 months). The most common cause for epilepsy was genetic (29%). The median number of previous anti-seizure medications was six [4–8]. A therapeutic response ≥50% was documented in 37 (51%) patients, and a complete response in 9 (12%). Nineteen patients (25%) sustained adverse reactions, including three cases of elevated liver enzymes and one case of neutropenia with normal bone marrow aspiration. In all cases, treatment could be continued. All children with intractable epilepsy following herpes encephalitis showed a response to felbamate.ConclusionFelbamate is an efficacious and safe anti-seizure medication in the pediatric population.
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spelling doaj.art-3924f60a73cc4310b315ceb63f919dab2022-12-22T04:30:25ZengFrontiers Media S.A.Frontiers in Neurology1664-22952022-09-011310.3389/fneur.2022.979725979725Felbamate for pediatric epilepsy—should we keep on using it as the last resort?Shira Rabinowicz0Shira Rabinowicz1Tal Schreiber2Gali Heimer3Gali Heimer4Omer Bar-Yosef5Omer Bar-Yosef6Andreea Nissenkorn7Andreea Nissenkorn8Zohar-Dayan E9Zohar-Dayan E10Leo Arkush11Leo Arkush12Nasrin Hamed13Nasrin Hamed14Bruria Ben-Zeev15Bruria Ben-Zeev16Michal Tzadok17Michal Tzadok18Pediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelPediatric Neurology Unit, Edmond and Lily Safra Children's Hospital, Sheba Medical Center, Ramat-Gan, IsraelSackler School of Medicine, Tel-Aviv University, Tel-Aviv, IsraelIntroductionConcerns regarding felbamate adverse effects restrict its widespread use in children with drug-resistant epilepsy. We aimed to examine the efficacy and safety of felbamate in those children and identify the ones who may benefit most from its use.MethodsWe retrospectively reviewed the medical files of all patients who were treated with felbamate in a tertiary pediatric epilepsy clinic between 2009–2021. Drug efficacy was determined at the first 3 months of treatment and thereafter. Therapeutic response and adverse reactions were monitored throughout the course of treatment.ResultsOur study included 75 children (age 8.9 ± 3.7 years), of whom 53 were treated with felbamate for seizures, 16 for electrical status epilepticus during sleep and 6 for both. The median follow-up time was 16 months (range 1–129 months). The most common cause for epilepsy was genetic (29%). The median number of previous anti-seizure medications was six [4–8]. A therapeutic response ≥50% was documented in 37 (51%) patients, and a complete response in 9 (12%). Nineteen patients (25%) sustained adverse reactions, including three cases of elevated liver enzymes and one case of neutropenia with normal bone marrow aspiration. In all cases, treatment could be continued. All children with intractable epilepsy following herpes encephalitis showed a response to felbamate.ConclusionFelbamate is an efficacious and safe anti-seizure medication in the pediatric population.https://www.frontiersin.org/articles/10.3389/fneur.2022.979725/fullfelbamateepilepsyelectrical status epilepticus during sleepherpesdrug resistance
spellingShingle Shira Rabinowicz
Shira Rabinowicz
Tal Schreiber
Gali Heimer
Gali Heimer
Omer Bar-Yosef
Omer Bar-Yosef
Andreea Nissenkorn
Andreea Nissenkorn
Zohar-Dayan E
Zohar-Dayan E
Leo Arkush
Leo Arkush
Nasrin Hamed
Nasrin Hamed
Bruria Ben-Zeev
Bruria Ben-Zeev
Michal Tzadok
Michal Tzadok
Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
Frontiers in Neurology
felbamate
epilepsy
electrical status epilepticus during sleep
herpes
drug resistance
title Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
title_full Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
title_fullStr Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
title_full_unstemmed Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
title_short Felbamate for pediatric epilepsy—should we keep on using it as the last resort?
title_sort felbamate for pediatric epilepsy should we keep on using it as the last resort
topic felbamate
epilepsy
electrical status epilepticus during sleep
herpes
drug resistance
url https://www.frontiersin.org/articles/10.3389/fneur.2022.979725/full
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