If the yellow tongue coating is caused by external wind-heat or heat in the lungs and stomach, Yinhuang Granules can be taken under the guidance of a doctor; however, Yinhuang Granules are generally not suitable for yellow tongue coating caused by other reasons. Yinhuang Granules, composed of honeysuckle extract and scutellaria extract. It is used for dry pharynx, sore pharynx, enlarged throat nucleus, thirst, fever caused by external wind-heat, lung and stomach heat; acute and chronic tonsillitis, acute and chronic pharyngitis, upper respiratory tract infections seen in the above symptoms. Adverse reactions of Yinhuang Granules: may cause diarrhea, abdominal pain, rash, itching, nausea, vomiting, etc. There are very few cases of severe allergic reactions. Allergic to this product and the ingredients contained in it are prohibited. Avoid smoking, alcohol, spicy, fishy food. It is not suitable to take tonic Chinese medicine at the same time during the period of taking the medicine. If the symptoms of yellow tongue coating are not relieved for a long time or accompanied by other discomforts, consult a doctor in time to identify the cause and carry out targeted treatment.