Strong opioids vs placebo
At least 50% reduction in pain · adults with chronic low‐back pain
It is very uncertain whether strong opioids changes at least 50% of pain relief compared with placebo (very low certainty).
1 finding from 1 review
- Opioids compared to placebo or other treatments for chronic low‐back pain 2013 · Cochrane Headline outcomes onlyOR 1.89 [1.34, 2.66]2 studies · 750 participantsVery low