SV2A modulating antiepilepticsDownloads

A 59-year-old male presents to his primary care physician complaining of a tremor. He developed a tremor in his left hand approximately three months ago. It appears to be worse at rest and diminishes if he points to something or uses the hand to hold an object. His past medical history is notable for emphysema and myasthenia gravis. He has a 40 pack-year smoking history. Physical examination reveals slowed movements. The patient takes several seconds to rise from his chair for a gait analysis which reveals a shuffling gait. The physician decides to start the patient on a medication that prevents the degradation of a neurotransmitter. This medication is also indicated for use in which of the following conditions?

A 7-year-old boy is brought to the physician by his mother because his teachers have noticed him staring blankly on multiple occasions over the past month. These episodes last for several seconds and occasionally his eyelids flutter. He was born at term and has no history of serious illness. He has met all his developmental milestones. He appears healthy. Neurologic examination shows no focal findings. Hyperventilation for 30 seconds precipitates an episode of unresponsiveness and eyelid fluttering that lasts for 7 seconds. He regains consciousness immediately afterward. An electroencephalogram shows 3-Hz spikes and waves. Which of the following is the most appropriate pharmacotherapy for this patient?