Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,655 questions · 1,751 findings · 147 reviews · Pain, Palliative and Supportive Care

No studies found 361 · 20.6%GRADE not reported 87 · 5%Very low 625 · 35.7%Low 367 · 21%Moderate 232 · 13.2%High 79 · 4.5%

Lower‐dose methylnaltrexone vs higher dose

Adverse events · people receiving palliative care irrespective of whether they had cancer with opioid‐induced bowel dysfunction

Methylnaltrexone lower dose showed no clear difference in adverse events compared with higher dose (low certainty).

1 finding from 1 review

Naldemedine vs placebo

Symptoms of opioid withdrawal in the medium term · people with cancer irrespective of whether receiving palliative care and with opioid‐induced bowel dysfunction

It is very uncertain whether naldemedine changes symptoms of opioid withdrawalein the medium termc compared with placebo (very low certainty).

1 finding from 1 review

Naldemedine vs placebo

Serious adverse eventsh · people with cancer irrespective of whether receiving palliative care and with opioid‐induced bowel dysfunction

Naldemedine showed no clear difference in serious adverse eventsh compared with placebo (low certainty).

1 finding from 1 review

Low dose naldemedine vs higher dose

Laxation response: risk of spontaneous rescue‐free bowel movements in the short terma · people with cancer irrespective of whether receiving palliative care and with opioid‐induced bowel dysfunction

The review found no eligible studies for this question.

1 finding from 1 review

Low dose naldemedine vs higher dose

Laxation response: risk of spontaneous rescue‐free bowel movements in the medium termb · people with cancer irrespective of whether receiving palliative care and with opioid‐induced bowel dysfunction

Low dose naldemedine may leads to lower laxation response: risk of spontaneous rescue‐free bowel movements… compared with higher doses (low certainty).

1 finding from 1 review

Low dose naldemedine vs higher dose

Laxation response: patient assessment of change in bowel status at the end of trial · people with cancer irrespective of whether receiving palliative care and with opioid‐induced bowel dysfunction

The review found no eligible studies for this question.

1 finding from 1 review

Topical clonidine (TC) vs placebo

Participant‐reported pain relief of 50% or greater · adults with painful diabetic neuropathy

Topical clonidine (TC) showed no clear difference in participant‐reported pain relief of 50% or greater during longest compared with placebo (low certainty).

1 finding from 1 review

Topical clonidine (TC) vs placebo

Participant‐reported pain relief of 30% or greater · adults with painful diabetic neuropathy

It is very uncertain whether topical clonidine (TC) changes participant‐reported pain relief of 30% or greater during longest compared with placebo (very low certainty).

1 finding from 1 review