Diclospar Nano Gel is a pain-relieving medicine. It is applied to treat moderate to severe pain in conditions such as osteoarthritis and rheumatoid arthritis. It helps relieve pain and swelling in the joints and muscles in various ways. Diclospar Nano Gel is for external use only. It should be gently applied to the affected area as per the dosage and duration prescribed by your doctor. In order to get the most benefit, apply it regularly or whenever required. Do not use larger amounts or apply it more often or for a longer duration than directed. Do not apply it on open wounds or damaged skin.