Covonia Dry Cough Sugar Free Formula contains the active ingredient Pholcodine which reduces coughing in people with dry unproductive coughs. As well as being frustrating, a dry cough can cause your throat to become sore. Using Covonia allows you to control your irritating cough, therefore helping to prevent throat pain. Covonia is suitable for vegetarians, vegans and coeliacs. It is also free from alcohol and sugar, making it ideal for drivers or those who need to avoid sugar. Please note that results may vary.