Tanglin is the trade name for the generic name of Ipasta tablets, and after taking this medication, the urine may appear to turn yellow. Epalrestat is a kind of drug used to treat neuropathy caused by diabetes, this kind of tablet usually has a film coating on the surface, usually the drug itself is orange, after taking this kind of drug, the drug residue will be metabolized by the kidneys, and the orange color pigment contained in the drug is usually unable to be absorbed by the body, and it will be discharged along with the urine, so the urine will show yellowish situation. Some patients may also experience some adverse reactions after taking Epalrestat tablets, some patients may experience digestive symptoms such as vomiting, nausea and diarrhea, and some patients may experience allergic reactions such as itching, rash and blistering of the skin. This drug cannot be taken for a long period of time, so you should follow the doctor’s instructions when using the drug. Seek medical advice if you feel unwell while taking Epalrestat Tablets.