Oral or transdermal opioids vs placebo
Oral or transdermal opioids probably leads to higher number of participants experiencing any adverse event (median compared with placebo (moderate certainty).
- Oral or transdermal opioids for osteoarthritis of the knee or hip 2014 · Cochrane Headline outcomes onlyRR 1.49 [1.35, 1.63]9 studies · 4898 participantsModerate