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What do systematic reviews say?

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Evidence found and GRADE certainty

23 questions · 23 findings · 9 reviews · Pain, Palliative and Supportive Care

No studies found 6 · 26.1%GRADE not reported 2 · 8.7%Very low 9 · 39.1%Low 2 · 8.7%Moderate 3 · 13%High 1 · 4.3%

Intervention not reported

Adverse effects · Patients withmetastatic bone pain

It is very uncertain whether the intervention changes adverse effects (very low certainty).

1 finding from 1 review

RISPERIDONE vs placebo

Adverse events including extrapyramidal effects · terminally ill adults with delirium

Summary of findings: risperidone showed no clear difference in adverse events including extrapyramidal effectsd compared with placebo (low certainty).

1 finding from 1 review

Summary of findings: lorazepam plus haloperidol vs placebo plus haloperidol

Adverse events including extrapyramidal effects · terminally ill adults with severe delirium

It is very uncertain whether summary of findings: lorazepam plus haloperidol changes adverse events including extrapyramidal effectsd compared with placebo plus haloperidol (very low certainty).

1 finding from 1 review

HALOPERIDOL vs chlorpromazine

Adverse events including extrapyramidal effects · terminally ill adults with delirium

It is very uncertain whether summary of findings: haloperidol changes adverse events including extrapyramidal effectsc compared with chlorpromazine (very low certainty).

1 finding from 1 review

HALOPERIDOL vs lorazepam

Adverse events including extrapyramidal effects · terminally ill adults with delirium

It is very uncertain whether summary of findings: haloperidol changes adverse events including extrapyramidal effectsc compared with lorazepam (very low certainty).

1 finding from 1 review

HALOPERIDOL vs placebo

Adverse events including extrapyramidal effects · terminally ill adults with delirium

Summary of findings: haloperidol showed no clear difference in adverse events including extrapyramidal effectse compared with placebo (moderate certainty).

1 finding from 1 review

Acupuncture vs sham

Number of participants reporting an adverse event · people with episodic migraine

Acupuncture showed no clear difference in number of participants reporting adverse effects compared with sham interventions (high certainty).

1 finding from 1 review

Acupuncture vs prophylactic drugs

Number of participants reporting an adverse event · people with episodic migraine

Acupuncture probably leads to lower number of participants reporting adverse effects compared with prophylactic drugs (moderate certainty).

1 finding from 1 review

Pilocarpine vs placebo

Adverse effects (side effects; treatment withdrawals) · Patients with radiation-induced salivary gland dysfunction
1 finding from 1 review

Pilocarpine vs Artificial saliva

Adverse effects (side effects; treatment withdrawals) · Patients with radiation-induced salivary gland dysfunction
1 finding from 1 review

Acupuncture vs prophylactic drugs

Adverse effects (drop‐outs due to adverse effects4) · people with episodic migraine

Acupuncture probably leads to lower number of participants dropping out due to adverse effects compared with prophylactic drugs (moderate certainty).

1 finding from 1 review