Everyone must be familiar with coughing, and we often hear many people coughing in our daily lives. Coughing with phlegm is actually a normal phenomenon and is a result of the body’s self-defense. 1. Cough with relatively little phlegm. This situation is probably not to worry, it may be a common small cold, may also be inhaled irritating gas or something, there is phlegm indicates that the body is clearing things, this time you can use some drugs to assist, good will also be faster. 2, cough phlegm is more. When the phlegm in the throat is more, we should pay proper attention to it, it may be a heavy cold or viral cold, or it may be bronchitis or any other respiratory disease, to see the hospital to determine the cause of the disease, and then the right medicine. 3, no phlegm in the throat. If there is no phlegm, it is relatively easy to take simple cough suppressants, but if you cannot relieve it, you need to go to the hospital. A cough with phlegm is not that terrible, but having phlegm does not mean that you are about to get better. The presence or absence of phlegm in a cough is related to the type and course of the disease. Taking some phlegm-relieving medicine can help.