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What do systematic reviews say?

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Evidence found and GRADE certainty

1 questions · 1 findings · 1 reviews · Pain, Palliative and Supportive Care

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 100%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Tramadol vs pethidine

Additional analgesia required (escape analgesia) · children undergoing surgery

It is very uncertain whether tramadol changes number of patients requiring rescue analgesia (PACU) compared with pethidine (very low certainty).

1 finding from 1 review