Drug-related movement disorder characterized by uncontrollable movements in certain muscles. It is associated with a long-term exposure to certain neuroleptic medications (e.g., METOCLOPRAMIDE).

Iatrogenic extrapyramidal disorder produced by long-term administration of antipsychotic drugs; characterized by oral/lingual/buccal dyskinesias and choreoathetoid movements of the extremities.

Involuntary writhing movements of the arms, legs, and tongue caused by high doses of antipsychotic drugs over long periods of time.

Background Tardive dyskinesias (TDs) are involuntary movements of the tongue, lips, face, trunk, and extremities that occur in patients treated with long-term dopaminergic antagonist medications. Although they are associated with the use of neuroleptics, TDs apparently existed before the development of these agents.

Tardive dyskinesia is a neurological movement disorder that is caused by the long-term use of a certain type of medications called neuroleptics. Neuroleptic drugs are usually prescribed for psychiatric conditions, although they may be used to treat gastrointestinal or neurological conditions in some cases. Tardive dyskinesia is primarily...