Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

106 questions · 113 findings · 11 reviews

No studies found 21 · 18.6%GRADE not reported 29 · 25.7%Very low 29 · 25.7%Low 18 · 15.9%Moderate 15 · 13.3%High 1 · 0.9%

Clozapine: low dose (150 mg/day to 300 mg/day) vs standard dose (301 mg/day to 600 mg/day)

Mental state: clinically important response in mental state BPRS score >30% change · patients with schizophrenia

Clozapine: low dose (150 mg/day to 300 mg/day) showed no clear difference in mental state: clinically important response in mental state BPRS… compared with standard dose (301 mg/day to 600 mg/day) (low certainty).

1 finding from 1 review

Intervention not reported

Clinical improvement in pulse rate · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Improvement in heart rate · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Duration of hospitalisation · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Clinically important adverse events · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Patient satisfaction · adults with schizophrenia or related disorders treated for clozapine‐induced tachycardia

The review found no eligible studies for this question.

1 finding from 1 review

RISPERIDONE vs CLOZAPINE ‐ all data short term

Substance use: improvement ‒ (at least 20% reduction in use, TLFB scale) · people with both severe mental illness and substance misuse

It is very uncertain whether RISPERIDONE changes substance use: improvement ‒ (at least 20% reduction in use, TLFB… compared with CLOZAPINE ‐ all data short term (very low certainty).

1 finding from 1 review

RISPERIDONE vs CLOZAPINE ‐ all data short term

Adherence to antipsychotic medication: discontinued medication · people with both severe mental illness and substance misuse

It is very uncertain whether RISPERIDONE changes adherence to antipsychotic medication: discontinued medication compared with CLOZAPINE ‐ all data short term (very low certainty).

1 finding from 1 review

RISPERIDONE vs CLOZAPINE ‐ all data short term

Adverse effects: any observed extrapyramidal symptoms ‐ short term (up to 6 months) · people with both severe mental illness and substance misuse

It is very uncertain whether RISPERIDONE changes adverse effects. 1. Movement disorders ‐ any extrapyramidal compared with CLOZAPINE ‐ all data short term (very low certainty).

1 finding from 1 review