The urine is so yellow after taking Niuhuang detoxification tablets, which is mainly caused by Niuhuang detoxification tablets. Because the metabolite of Niuhuang Detoxification Tablets is a yellow substance, yellow urine generally does not have any symptoms, it is recommended that you do not have any worries, you can continue to take the medicine, usually 1-2 days after stopping the medicine, the yellow urine will return to normal. It is especially recommended that if you have a disease that requires you to take Niuhuang detoxification tablets, you continue to take your medication. If you are worried about yellow urine, you can have a routine urine test to observe if there are any abnormalities in the urine routine. The vast majority of lab results are normal, and yellow urine is caused by yellow pigments metabolized by drugs, no need to make any special treatment, it is recommended to drink more water.