Doculyse is a class I medical device, containing docusate sodium as the principal active and it is indicated for the treatment and prevention of earwax. Doculyse should not be used in cases of otitis, perforation of the eardrum, after surgery or for people with myringotomy tubes. It is important to read the label and the instructions on the leaflet included in the package. In case of doubt or if the symptoms persist consult your doctor or pharmacist.