Answer: tardive dyskonesia
Explanation:
One of the most severe side effects from being treated with antipsychotic drugs is tardive dyskinesia.
Tardive dyskinesia causes repetitive and involuntary movements. Examples include grimacing and eye blinking.
You can learn more about tardive dyskinesia here:
https://brainly.com/question/12452967
https://brainly.com/question/16627080