No food by itself has the pharmacological effect of relieving cough and phlegm, so there is no such thing as the fastest dish to relieve cough and phlegm. 1. Cough and phlegm is the treatment guideline that the organism needs to follow when facing symptoms such as coughing and coughing up phlegm difficulties. Many drugs have the effect of relieving cough and resolving phlegm, such as compound licorice oral liquid, snake gall and Sichuan shellfish liquid, etc., these drugs are effective in relieving or eliminating some of the discomforts brought about by the disease. 2. And vegetables belong to the food, can help the body to satisfy the appetite, replenish the required nutrients. Although it is said that many diseases are concerned about food therapy, but food therapy itself is only a kind of auxiliary means of treatment, any food itself can not play the pharmacological effect of cough and phlegm. Individuals who are suffering from some uncomfortable symptoms due to a disease should consult with a medical professional and use appropriate medical treatment, rather than trying to cure the disease through diet alone.