Eating Yin gardenia yellow pulling black green stool is normal phenomenon, can be treated by taking probiotics, stopping medication and so on. Yin gardenia yellow drug ingredient including Yin Chen, gardenia and scutellaria baicalensis, these drugs side effect may cause abdominal slight discomfort, appear slight abdominal pain, stool become thin and stool become black green and so on, these slight symptoms can be treated by taking probiotic, such as bacillus subtilis bilobacillus granules and so on. Yin gardenia yellow is mainly used for treating jaundice, after taking it will increase the role of intestinal bilirubin excretion, a large amount of bilirubin excretion from intestinal tract, will form the black-green color stool, this is a normal phenomenon, if there is serious diarrhea and abdominal pain and other adverse reactions, should stop using the drug in time. If take Yin gardenia yellow after appear serious abdominal discomfort symptoms, should go to the hospital in time to consult the doctor, find out the cause, standardize the treatment, use the medicine under the guidance of the doctor, avoid unauthorized use of medicine.