Overview Snapshot A 73-year-old man presents with fatigue. He reports having difficulty with activities of daily living. He states that his wife notes he is not swinging his arms as much as he used to when walking. On physical examination, a tremor is noted at rest, that improves with purposeful movement. He also walks with a stooped posture during gait testing. He is eventually started on levodopa and carbidopa. Introduction ↑ L-DOPA login to view 17 more bullets Dopamine receptor agonists login to view 3 more bullets ↑ Dopamine availability login to view 8 more bullets Preventing dopamine metabolism login to view 10 more bullets Anticholinergics login to view 6 more bullets