coarse tremor

Other toxic effects of lithium include coarse tremor, muscle twitching, convulsions and renal failure.

Tell your doctor immediately if any of these unlikely but serious side effects occur: diarrhea, vomiting, fever, dizziness, unsteady walk, confusion, slurred speech, blurred vision, severe hand trembling (coarse tremor).

ET-related tremors do not occur during sleep, but patients sometimes complain of an especially coarse tremor upon awakening that becomes noticeably less coarse within the first few minutes of wakefulness.

I delayed my revenge; I, I played with the idea, getting a kind of insane satisfaction out of it, knowing they were now at my mercy. . . ." His hands were shaking as with a coarse tremor; and the twitching about his eyes had increased.