Perampanel in brain tumor‐related epilepsy: Observational pilot study

Abstract Objective Possible loss of efficacy and potential interactions between antiepileptic drugs (AEDs) and chemotherapy could complicate the management of patients with brain tumor‐related epilepsy (BTRE) that may expose patients to an increased risk of adverse events. Perampanel (PER) is a high...

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Main Authors: Marta Maschio, Alessia Zarabla, Andrea Maialetti, Diana Giannarelli, Tatiana Koudriavtseva, Veronica Villani, Silvana Zannino
Format: Article
Language:English
Published: Wiley 2020-06-01
Series:Brain and Behavior
Subjects:
Online Access:https://doi.org/10.1002/brb3.1612
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author Marta Maschio
Alessia Zarabla
Andrea Maialetti
Diana Giannarelli
Tatiana Koudriavtseva
Veronica Villani
Silvana Zannino
author_facet Marta Maschio
Alessia Zarabla
Andrea Maialetti
Diana Giannarelli
Tatiana Koudriavtseva
Veronica Villani
Silvana Zannino
author_sort Marta Maschio
collection DOAJ
description Abstract Objective Possible loss of efficacy and potential interactions between antiepileptic drugs (AEDs) and chemotherapy could complicate the management of patients with brain tumor‐related epilepsy (BTRE) that may expose patients to an increased risk of adverse events. Perampanel (PER) is a highly selective, noncompetitive, alpha‐amino‐3‐hydroxy‐5‐methyl‐4‐isoxazole propionic acid (AMPA)‐type glutamate receptor antagonist. This study evaluates the effectiveness, QoL, cognition, and mood of PER in add‐on therapy in BTRE patients. Material and Methods Observational pilot study on the effectiveness of PER as add‐on therapy in BTRE patients with uncontrolled seizures with a 6‐month follow‐up. Results We recruited 26 BTRE patients. During the follow‐up, 16 underwent chemotherapy and 11 radiotherapy; 11 had disease progression. Five patients dropped out. Mean daily PER dosage was 6.6 mg in the 21 patients who completed the follow‐up and 6.4 mg in the ITT population. The mean number of seizures/month decreased from 10.8 ± 15.03 at baseline to 1.7 ± 4.34 in the 21 patients who reached the final follow‐up. Responder rate was 88.4%: Eight patients were seizure‐free, 15 had ≥50% seizure reduction, and 3 remained stable. Four patients (15.4%) reported AEs: 2 required PER dose reduction, and 2 dropped out. Neuropsychological, mood, and QoL questionnaires were not statistically different compared to baseline. There were no significant differences in seizure control in patients with/without IDH1 mutation and with/without MGMT methylation. Conclusions Perampanel proved to be effective on seizure control in BRTE patients and to be well tolerated without negative effects on cognition and QoL. Perampanel could be a valid therapeutic option in BTRE.
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spelling doaj.art-b6264a4ad7af4cf49a49d8b17ffd30542022-12-21T23:30:30ZengWileyBrain and Behavior2162-32792020-06-01106n/an/a10.1002/brb3.1612Perampanel in brain tumor‐related epilepsy: Observational pilot studyMarta Maschio0Alessia Zarabla1Andrea Maialetti2Diana Giannarelli3Tatiana Koudriavtseva4Veronica Villani5Silvana Zannino6Regina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ Center for Tumor‐Related Epilepsy ‐ UOSD Neuroncology Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ Center for Tumor‐Related Epilepsy ‐ UOSD Neuroncology Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ Center for Tumor‐Related Epilepsy ‐ UOSD Neuroncology Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ Biostatistic Unit Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ UOSD Neuroncology Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ UOSD Neuroncology Rome ItalyRegina Elena Institute for Hospitalization and Care Scientific IRCCS ‐ UOSD Neuroncology Rome ItalyAbstract Objective Possible loss of efficacy and potential interactions between antiepileptic drugs (AEDs) and chemotherapy could complicate the management of patients with brain tumor‐related epilepsy (BTRE) that may expose patients to an increased risk of adverse events. Perampanel (PER) is a highly selective, noncompetitive, alpha‐amino‐3‐hydroxy‐5‐methyl‐4‐isoxazole propionic acid (AMPA)‐type glutamate receptor antagonist. This study evaluates the effectiveness, QoL, cognition, and mood of PER in add‐on therapy in BTRE patients. Material and Methods Observational pilot study on the effectiveness of PER as add‐on therapy in BTRE patients with uncontrolled seizures with a 6‐month follow‐up. Results We recruited 26 BTRE patients. During the follow‐up, 16 underwent chemotherapy and 11 radiotherapy; 11 had disease progression. Five patients dropped out. Mean daily PER dosage was 6.6 mg in the 21 patients who completed the follow‐up and 6.4 mg in the ITT population. The mean number of seizures/month decreased from 10.8 ± 15.03 at baseline to 1.7 ± 4.34 in the 21 patients who reached the final follow‐up. Responder rate was 88.4%: Eight patients were seizure‐free, 15 had ≥50% seizure reduction, and 3 remained stable. Four patients (15.4%) reported AEs: 2 required PER dose reduction, and 2 dropped out. Neuropsychological, mood, and QoL questionnaires were not statistically different compared to baseline. There were no significant differences in seizure control in patients with/without IDH1 mutation and with/without MGMT methylation. Conclusions Perampanel proved to be effective on seizure control in BRTE patients and to be well tolerated without negative effects on cognition and QoL. Perampanel could be a valid therapeutic option in BTRE.https://doi.org/10.1002/brb3.1612antiepileptic drugsbrain tumorsBTREepilepsymolecular factorsperampanel
spellingShingle Marta Maschio
Alessia Zarabla
Andrea Maialetti
Diana Giannarelli
Tatiana Koudriavtseva
Veronica Villani
Silvana Zannino
Perampanel in brain tumor‐related epilepsy: Observational pilot study
Brain and Behavior
antiepileptic drugs
brain tumors
BTRE
epilepsy
molecular factors
perampanel
title Perampanel in brain tumor‐related epilepsy: Observational pilot study
title_full Perampanel in brain tumor‐related epilepsy: Observational pilot study
title_fullStr Perampanel in brain tumor‐related epilepsy: Observational pilot study
title_full_unstemmed Perampanel in brain tumor‐related epilepsy: Observational pilot study
title_short Perampanel in brain tumor‐related epilepsy: Observational pilot study
title_sort perampanel in brain tumor related epilepsy observational pilot study
topic antiepileptic drugs
brain tumors
BTRE
epilepsy
molecular factors
perampanel
url https://doi.org/10.1002/brb3.1612
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AT andreamaialetti perampanelinbraintumorrelatedepilepsyobservationalpilotstudy
AT dianagiannarelli perampanelinbraintumorrelatedepilepsyobservationalpilotstudy
AT tatianakoudriavtseva perampanelinbraintumorrelatedepilepsyobservationalpilotstudy
AT veronicavillani perampanelinbraintumorrelatedepilepsyobservationalpilotstudy
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