Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,543 questions · 2,589 findings · 168 reviews · Schizophrenia

No studies found 601 · 23.2%GRADE not reported 446 · 17.2%Very low 721 · 27.8%Low 505 · 19.5%Moderate 274 · 10.6%High 42 · 1.6%

ALKALOID ‐ DIHYDROGENATED ERGOT ALKALOIDS vs placebo

Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 59‐80 (mean) years old patients with antipsychotic‐induced tardive dyskinesia

The review found no eligible studies for this question.

1 finding from 1 review

Levetiracetam vs placebo

Leaving the study early · patients with antipsychotic‐induced tardive dyskinesia

It is very uncertain whether ANTIEPILEPTIC ‐ LEVETIRACETAM changes acceptability of treatment (measured by participants leaving the… compared with PLACEBO (very low certainty).

1 finding from 1 review

Vitamin E vs placebo

Tardive dyskinesia: No clinically important improvement · patients with antipsychotic‐induced tardive dyskinesia

VITAMIN E showed no clear difference in tardive dyskinesia: 1. Not improved to a clinically important extent compared with PLACEBO (low certainty).

1 finding from 1 review

Vitamin E vs placebo

Tardive dyskinesia: Deterioration of symptoms · patients with antipsychotic‐induced tardive dyskinesia

VITAMIN E may leads to lower tardive dyskinesia: 3. Deterioration of symptoms compared with PLACEBO (low certainty).

1 finding from 1 review

Vitamin E vs placebo

Adverse effect: any · patients with antipsychotic‐induced tardive dyskinesia

It is very uncertain whether VITAMIN E changes adverse effect: any compared with PLACEBO (very low certainty).

1 finding from 1 review

Vitamin E vs placebo

Leaving the study early · patients with antipsychotic‐induced tardive dyskinesia

It is very uncertain whether VITAMIN E changes acceptability of treatment (measured by participants leaving the… compared with PLACEBO (very low certainty).

1 finding from 1 review