Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

16 questions · 16 findings · 3 reviews · Schizophrenia

No studies found 6 · 37.5%GRADE not reported 4 · 25%Very low 1 · 6.3%Low 2 · 12.5%Moderate 1 · 6.3%High 2 · 12.5%

BENZODIAZEPINES + ANTIPSYCHOTICS vs same enzodiazepines

Global state: no improvement ‐ medium termAs defined in each study · psychosis‐induced aggression or agitation

Benzodiazepines + antipsychotics showed no clear difference in global state: no improvement ‐ lorazepam + risperidone vs lorazepam… compared with same enzodiazepines (low certainty).

1 finding from 1 review

Benzodiazepines (lorazepam) vs Oxazepam

Catatonia: clinically important change in catatonia symptoms (improved at least 50% on the VAS) · catatonia in people with schizophrenia or SMI

It is very uncertain whether lorazepam changes catatonia: clinically important change in catatonia symptoms… compared with oxazepam (very low certainty).

1 finding from 1 review

HALOPERIDOL + PROMETHAZINE vs lorazepam

Global state: Needing restraints or seclusion ‐ by 12 hours · people with psychosis‐induced aggression

HALOPERIDOL + PROMETHAZINE showed no clear difference in global state: Needing restraints or seclusion ‐ by 12 hours compared with BENZODIAZEPINES ‐ LORAZEPAM (moderate certainty).

1 finding from 1 review