Calcough Infant Syrup Apple Flavour is specially developed to relieve the symptoms of dry and tickly cough in children 3 months and older. The sugar-free syrup is both soothing and non-drowsy. Calcough Infant Syrup is a colourless liquid available in 125 ml bottles. It contains 0.75 ml of the active ingredient, glycerol, in every 5 ml of medicine. Shipped world-wide to your door from the UK.