title: Cog-wheel rigidity: a prodromal sign of lithium/haloperidol toxicity.
mesh_terms: D000328:Adult; D004338:Drug Combinations; D006220:Haloperidol / Q000009:adverse effects*; D006801:Humans; D008094:Lithium / Q000009:adverse effects*; D008297:Male; D009127:Muscle Rigidity / Q000139:chemically induced*
chemical_list: D004338:Drug Combinations; D008094:Lithium; D006220:Haloperidol