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Psychopharmacology of Epilepsy and Seizure Disorders
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Which of the following is the primary mechanism of action of phenytoin in the treatment of epilepsy?
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A
Inhibition of voltage-gated sodium channels
💡 Explanation:
Phenytoin primarily exerts its anticonvulsant effects by inhibiting voltage-gated sodium channels in neurons, thereby stabilizing neuronal membranes and reducing the likelihood of seizure generation.