It is a combination drug of dextromethorphan, which works to suppress cough, and guaifenesin, which works to expel sputum. It is used to treat cough and chest congestion associated with an upper respiratory infection such as the common cold, or allergies. This medicine is important in combating the weakness of the immune system due to cold attacks that the patient suffers from, and the medicine eliminates them. It reduces the burden on the respiratory system and relieves the symptoms of colds.