For best results, use at the first sign of symptoms and continue to use for an additional 48 hours after symptoms subside. Adults and children over 12 years of age: dissolve 2 tablets in mouth 3 times daily. In acute cases, dissolve 2 tablets in mouth 6 times daily. Children 6 to 12 years of age: dissolve 1 tablet in mouth 3 times daily. In accute cases, dissolve 1 tablet in mouth 6 times daily.