1. A double-blind, multi-centred, randomized, placebo-controlled, four-way parallel, clinical trial designed to confirm the safety and efficacy of PENNSAID™ in the treatment of osteoarthritic knee Data supplied by Nuvo
2. A double-blinded, placebo-controlled, four-way parallel, clinical trial to evaluate the safety and efficacy of PENNSAID™ treatment of the osteoarthritic hand Data supplied by Nuvo
3. Diclofenac sodium gel in patients with primary hand osteoarthritis: a randomized, double-blind, placebo-controlled trial;Altman;Journal of Rheumatology,2009
4. Novartis (Sponsor) Efficacy and Safety of Diclofenac Sodium Gel in Hand Osteoarthritis www.clinicaltrials.gov/ct2/show/NCT00171665 (accessed 9 February 2016) 2015
5. Treatment of osteoarthritis of the knee with a topical diclofenac solution: a randomised controlled, 6-week trial [ISRCTN53366886];Baer;BMC Musculoskeletal Disorders,2005