Diarrhea after taking Cholestyramine can be stopped or changed under doctor’s supervision if it is an adverse reaction caused by this medication. If it is accompanied by other diseases such as enteritis caused, you can take drugs such as levofloxacin to inhibit bacterial growth and relieve diarrhea. Cholestyramine is a proprietary Chinese medicine that can treat diseases such as gallstones and cholecystitis. Taking the drug may stimulate faster gastrointestinal peristalsis and diarrhea, stop taking the drug in time, reduce the dose or change to another drug under the guidance of the doctor. Usually the symptoms of diarrhea can be relieved after stopping the drug or changing the drug. If the diarrhea is still not relieved after stopping the medicine, it may be caused by diseases such as enteritis, usually due to bacterial infection causing inflammatory reaction and diarrhea. You can take drugs such as levofloxacin and norfloxacin to inhibit bacterial growth and relieve the inflammatory response. The adverse effects of the drug are not known. It is contraindicated in patients with severe peptic ulcers and heart disease, and pregnant women should use it with caution under the guidance of a doctor. Avoid spicy and greasy food while taking the drug. Diarrhea after taking Cholestyramine may also be due to other reasons, which should be promptly identified under the guidance of a doctor, and timely change of medication or other treatments to avoid aggravation of the condition.