In addition to the yellow saliva, it will also be accompanied by oral odor, brushing bleeding and other symptoms, it is recommended to go to the hospital. Usually pay attention to oral hygiene, choose soft bristle toothbrush to clean up the calculus in time, gum swelling can use anti-inflammatory drugs anti-inflammatory treatment or rinse mouth with mouthwash to clean up the pathogenic bacteria in the mouth in time. Secondly, from Chinese medicine, oral fire, liver fire, etc. will also appear the above symptoms, it is recommended to drink more water, you can take drugs to clear heat and reduce fire, pay attention to a reasonable diet, do not eat spicy and stimulating food.