... allay fever, diminish inflammation, Salix alba (white willow; willow bark ) extract ,Ingredient: Salicin; Salicylic acid .Function: acesodyne,, allay fever ... in ethanol to produce a . The active extract of the bark, called , after the Latin name Salix, ... are thought to have used ground willow bark and bark steeped for tea as a medicinal remedy ... headaches Salix alba (white willow; willow bark ) extract