A sore throat and cough are relatively common complications after influenza. If the symptoms are mild, you can manage them through diet, such as drinking more water, eating more light foods, and eating more vegetables and fruits. If the symptoms are severe, medications are needed, including cough suppressants such as licorice tablets and pentoxifylline, and phlegm-suppressing medications such as tranylcypromine hydrochloride and bromhexine. Children or infants can use nebulized inhalation. In case of coughing yellow mucous sputum, bacterial infection is considered to be combined and antibiotics should also be used. Generally, the disease can be cured in 7 days with active treatment.