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Chemicals and Drugs

Himmelfarb Health Sciences Library, The George Washington University

Neurology Faculty Publications

Publication Year

Articles 1 - 2 of 2

Full-Text Articles in Medicine and Health Sciences

Unmasking Of Myoclonus By Lacosamide In Generalized Epilepsy, Daniel Birnbaum, Mohamad Z. Koubeissi Jan 2017

Unmasking Of Myoclonus By Lacosamide In Generalized Epilepsy, Daniel Birnbaum, Mohamad Z. Koubeissi

Neurology Faculty Publications

Lacosamide is a new-generation antiseizure medication that is approved for use as an adjunctive treatment and monotherapy in focal epilepsy. Its use in generalized epilepsy, however, has not been adequately evaluated in controlled trials. We report a 67-year-old woman who experienced new-onset myoclonic seizures after initiation of lacosamide. We presume that she had an undiagnosed generalized epilepsy syndrome, likely juvenile myoclonic epilepsy. Myoclonic seizures were not reported before introducing lacosamide and completely resolved after lacosamide was discontinued. This suggests that lacosamide may have the potential to worsen myoclonus, similar to what has been reported with another sodium channel agent, lamotrigine, …


Levetiracetam-Induced Pancytopenia., Talal Alzahrani, Dana Kay, Saeed A. Alqahtani, Yamane Makke, Linda Lesky, Mohamad Z. Koubeissi Jan 2015

Levetiracetam-Induced Pancytopenia., Talal Alzahrani, Dana Kay, Saeed A. Alqahtani, Yamane Makke, Linda Lesky, Mohamad Z. Koubeissi

Neurology Faculty Publications

Pancytopenia is a rare side effect of levetiracetam (LEV) that is associated with severe morbidity that requires hospitalization. Here, we report a patient with a right temporoparietal tumor who underwent a temporal craniotomy with resection of the mass and was started on LEV for seizure prophylaxis per the neurosurgery local protocol. The patient developed LEV-induced pancytopenia, which was successfully managed by discontinuation of this medication. Our report aims to increase awareness of this rare cause of pancytopenia among clinicians.