Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

116 questions · 117 findings · 13 reviews · Schizophrenia

No studies found 24 · 20.5%GRADE not reported 14 · 12%Very low 20 · 17.1%Low 32 · 27.4%Moderate 27 · 23.1%High 0 · 0%

RISPERIDONE vs QUETIAPINE

Adverse effects ‐ movement disorders · psychosis‐induced aggression or agitation (rapid tranquillisation)

It is very uncertain whether RISPERIDONE changes adverse effects: movement disorders over 24 hours compared with OTHER ANTIPSYCHOTIC: c. QUETIAPINE (very low certainty).

1 finding from 1 review

RISPERIDONE vs QUETIAPINE

Leaving the study early · people with both severe mental illness and substance misuse

RISPERIDONE showed no clear difference in leaving the study early: 1. any reason, long term (>12 months) compared with QUETIAPINE ‒ short‐ and long‐term data (low certainty).

1 finding from 1 review

CLOZAPINE + AMISULPIRIDE vs CLOZAPINE + QUETIAPINE (Genc 2007)

Leaving the study early · people with treatment‐resistant schizophrenia

It is very uncertain whether CLOZAPINE + AMISULPIRIDE changes leaving the study early: acceptability of treatment ‐ as measured by… compared with CLOZAPINE + QUETIAPINE (Genc 2007) (very low certainty).

1 finding from 1 review

CLOZAPINE + ZIPRASIDONE vs CLOZAPINE + QUETIAPINE (Wen 2015)

Clinical response: no clinically significant response in mental state: ≥ 50% reduction in PANSS total score Medium term (12 weeks) · people with treatment‐resistant schizophrenia

CLOZAPINE + ZIPRASIDONE may leads to lower clinical response: no clinically significant response in mental… compared with CLOZAPINE + QUETIAPINE (Wen 2015) (low certainty).

1 finding from 1 review

CLOZAPINE + ZIPRASIDONE vs CLOZAPINE + QUETIAPINE (Wen 2015)

Leaving the study early · people with treatment‐resistant schizophrenia

It is very uncertain whether CLOZAPINE + ZIPRASIDONE changes leaving the study early: acceptability of treatment ‐ as measured by… compared with CLOZAPINE + QUETIAPINE (Wen 2015) (very low certainty).

1 finding from 1 review

CLOZAPINE + ZIPRASIDONE vs CLOZAPINE + QUETIAPINE (Wen 2015)

Quality of life/satisfaction with care for either recipients of care or carers: significant change in quality of life/satisfaction · people with treatment‐resistant schizophrenia

The review found no eligible studies for this question.

1 finding from 1 review