Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

294 questions · 295 findings · 16 reviews · Schizophrenia

No studies found 79 · 26.8%GRADE not reported 32 · 10.8%Very low 99 · 33.6%Low 55 · 18.6%Moderate 17 · 5.8%High 13 · 4.4%

HALOPERIDOL + PROMETHAZINE vs OLANZAPINE

Adverse effects: Specific and serious adverse effect ‐ by 24 hours Central nervous system ‐ excessive sedation · people with psychosis‐induced aggression

HALOPERIDOL + PROMETHAZINE showed no clear difference in adverse effects: Specific and serious adverse effects by 24 hours… compared with ANTIPSYCHOTIC ‐ OLANZAPINE (low certainty).

1 finding from 1 review

HALOPERIDOL + PROMETHAZINE vs ZIPRASIDONE

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 ANTIPSYCHOTIC ‐ ZIPRASIDONE (moderate certainty).

1 finding from 1 review

HALOPERIDOL + PROMETHAZINE vs ZIPRASIDONE

Adverse effects: Specific and serious adverse effect ‐ by 24 hours Central nervous system ‐ excessive sedation · people with psychosis‐induced aggression

HALOPERIDOL + PROMETHAZINE showed no clear difference in adverse effects: Specific and serious adverse effect ‐ by 24 hours… compared with ANTIPSYCHOTIC ‐ ZIPRASIDONE (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