Multipack, Money saving listing consisting of 10 x Covonia Double Impact Lozenges Strong Original 30g. Warming flavour Powerful menthol vapour Sugar free Gluten free Covonial lozenges are hand made the traditional way in Yorkshire Suitable for vegetarians The recipe for Covonia Lozenges has been specially created with really powerful flavours. The lozenges are formed in two halves, the brown side contains a warming flavour, while the white side is mentholated. Due to the menthol content it is recommended not to eat more than 10 lozenges a day. Excessive consumption may produce laxative effects.