You can drink dandelion in water when you have a cough, which can be an aid in treatment. Coughs are caused by infections of the respiratory system, with inflammation and fire irritating the mucous membrane of the trachea and throat, and need to be treated with medications that clear heat and remove fire, stop coughing and resolve phlegm. Dandelion can play a role in clearing heat and detoxifying, removing fire and reducing inflammation, and relieving cough. For coughs caused by bacterial and viral infections, it can play a supplementary therapeutic role. When the symptoms are not very serious, most of them will be relieved by paying attention to diet and drinking water with dandelion as appropriate. Coughs caused by wind-cold evil attacking the lungs should not be drunk with dandelion infusion, as it can aggravate the condition if not taken care of, nor should coughs caused by deficiency of lung qi or kidney qi.