It is not clear what symptoms of impaired kidney function will occur after taking Gentian Diarrhea Liver Tablet. Gentian Diarrhea Liver Tablet is composed of gentian, chaihu, scutellaria, gardenia (fried), zejia, mouton, psyllium (salt fried) and so on. It has the effect of clearing the liver and gallbladder and inducing dampness and heat. It is used for dizziness and redness of the eyes, tinnitus and deafness caused by dampness-heat of the liver and gallbladder, pain in the ears, dystocia and bitterness in the mouth (pain in the area of dystocia and ribs, and bitterness in the mouth). Pregnant women, the elderly and the infirm, and those with loose stools should be cautious. Avoid spicy and stimulating food during the period of consumption. It is not advisable to take tonic Chinese patent medicines at the same time when taking this medicine. The adverse reactions and contraindications of Gentian Liver Tablet are not clear. If you need to use Gentian Liver Tablet, you must use it under professional medical supervision.