dyskinesia

The drug improves motor symptoms, but with time it begins to wear off more quickly, and sometimes-intolerable side effects— including involuntary, jerking movements called dyskinesia—frequently develop.

She has Stage 4 breast cancer, and the anti-nausea medicine she takes to help with chemotherapy treatments gave her another condition, one affecting the nervous system — tardive dyskinesia.

Chronic use of older-generation antipsychotics like Thorazine can lead to a syndrome called tardive dyskinesia, which manifests as tics that are similar to the symptoms of Tourette syndrome.

This so-called ‘tardive dyskinesia’ is a rare side effect of risperidone, a medication approved for irritability and aggression in autism.

He also said sales of Austedo, a new proprietary drug for movement disorders like Huntington disease and tardive dyskinesia, are continuing to grow.