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What is known and objective
Perampanel, an anticonvulsant, might induce psychological reactions.
Case description
A 70‐year‐old woman, who had been taking 2500 mg/day levetiracetam, complained of right‐hand minor‐convulsion. Perampanel of 2 mg/day was additionally prescribed, and the dosage was increased to 4 mg/day. Two weeks after taking 4 mg/day perampanel, she changed her personality and kept...
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