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What do systematic reviews say?

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Evidence found and GRADE certainty

7 questions · 7 findings · 1 reviews · Neuromuscular

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 3 · 42.9%Low 4 · 57.1%Moderate 0 · 0%High 0 · 0%

Tramadol vs placebo

At least 50% reduction in pain · adults with neuropathic pain

Tramadol may leads to higher at least 50% reduction in pain compared with placebo (low certainty).

1 finding from 1 review

Tramadol vs placebo

Withdrawals due to adverse events · adults with neuropathic pain

Tramadol may leads to higher withdrawal due to adverse event compared with placebo (low certainty).

1 finding from 1 review

Tramadol vs placebo

Number experiencing adverse effects · adults with neuropathic pain

Tramadol may leads to higher participants experiencing any adverse event compared with placebo (low certainty).

1 finding from 1 review