Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

92 questions · 92 findings · 16 reviews · Schizophrenia

No studies found 20 · 21.7%GRADE not reported 15 · 16.3%Very low 30 · 32.6%Low 20 · 21.7%Moderate 4 · 4.3%High 3 · 3.3%

PERPHENAZINE vs LOW‐POTENCY ANTIPSYCHOTIC DRUGS

Acceptability of treatment ‐ leaving the study early · patients with schizophrenia

It is very uncertain whether comparison 1: PERPHENAZINE changes acceptability of treatment ‐ leaving the study early due to any reason compared with LOW‐POTENCY ANTIPSYCHOTIC DRUGS (very low certainty).

1 finding from 1 review

TRIFLUOPERAZINE vs LOW‐POTENCY ANTIPSYCHOTIC DRUGS

Acceptability of treatment ‐ leaving the study early · patients with schizophrenia

Trifluoperazine showed no clear difference in leaving the study early: 1. Acceptability of treatment ‐ leaving… compared with low‐potency antipsychotic drugs (low certainty).

1 finding from 1 review

Switch to another antipsychotic vs antipsychotic cessation

Adverse effects: use of antiparkinsonism drugs · psychiatric patients (schizophrenia) with antipsychotic‐induced tardive dyskinesia

It is very uncertain whether switch to another antipsychotic changes adverse effects: use of antiparkinsonism drugs compared with antipsychotic cessation (very low certainty).

1 finding from 1 review

CLOZAPINE + RISPERIDONE vs CLOZAPINE + SULPIRIDE (Kong 2001)

Clinical response: no clinically significant response in mental state: 20% to 50% reduction in PANSS total score · people with treatment‐resistant schizophrenia

It is very uncertain whether CLOZAPINE + RISPERIDONE changes clinical response: no clinically significant response in mental… compared with CLOZAPINE + SULPIRIDE (Kong 2001) (very low certainty).

1 finding from 1 review