One 140 cm2 patch contains 30 mg of diclofenac sodium.
Voltaren 24 Hour Patch is a medicated patch with a slight menthol aroma.
Excipients/Inactive Ingredients: N-methyl-2-pyrrolidone, levomenthol, ester gum, anhydrous citric acid, propylene glycol esters of fatty acids, polyisobutylene, styrene-isoprene-styrene block copolymer, 2-mercaptobenzimidazole, dibutylhydroxytoluene, liquid paraffin.