It is very uncertain whether CHOLINERGIC DRUGS changes tardive dyskinesia: No clinically important improvement compared with PLACEBO (very low certainty).
CHOLINERGIC DRUGS showed no clear difference in tardive dyskinesia: Deterioration compared with PLACEBO (low certainty).
It is very uncertain whether CHOLINERGIC DRUGS changes mental state: Deterioration compared with PLACEBO (very low certainty).
It is very uncertain whether CHOLINERGIC DRUGS changes adverse effects: Any adverse events compared with PLACEBO (very low certainty).
It is very uncertain whether CHOLINERGIC DRUGS changes acceptability of treatment: Leaving the study early compared with PLACEBO (very low certainty).
The review found no eligible studies for this question.
It is very uncertain whether bromperidol decanoate changes adverse effects ‐ needing anticholinergic drugs compared with other depot antipsychotic drugs (very low certainty).
It is very uncertain whether bromperidol decanoate changes adverse effects ‐ anticholinergic effects compared with other depot antipsychotic drugs (very low certainty).