Akathisia, Drug-InducedPsychomotor AgitationDyskinesia, Drug-InducedAntipsychotic AgentsMetoclopramideBasal Ganglia DiseasesParkinson Disease, SecondaryDiphenhydramineAffective Disorders, PsychoticDibenzothiazepinesSchizophreniaBenzodiazepinesMovement DisordersCholinergic AntagonistsDiagnostic ErrorsNeurologic Examination