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Topical non-steroidal anti-inflammatory drugs (NSAIDS) are readily available from chemists and supermarkets worldwide and are commonly used in the treatment of a number of painful conditions. Their overall efficacy in the long term, particularly in relation to chronic painful conditions such as osteoarthritis, has not been fully established.
Derry and colleagues have conducted a thorough and comprehensive review of the area including data from The Cochrane Library, MEDLINE, EMBASE and www.clinicaltrials.gov, as well as their in-house clinical trials registers from 2004 to June 2012. The selection criteria were clearly defined and the methodological quality of each study was appropriately assessed using the Oxford Quality Scale. The studies consisted of randomised double blind studies lasting ≥2 weeks …
Competing interests None.