dystonic reaction

dys·ton·ic re·ac·tion

a state of abnormal tension or muscle tone, similar to dystonia, produced as a side effect of certain antipsychotic medication; a severe form, in which the eyes appear to roll up into the head, is called oculogyric crisis.

dys·ton·ic re·ac·tion

(dis-ton'ik rē-ak'shŭn) A state of abnormal tension or muscle tone, similar to dystonia, produced as a side effect of certain antipsychotic medication; a severe form, where the eyes appear to roll up into the head, is called oculogyric crisis.