Consumption of Chinese medicines may affect the liver and kidney function test to a certain extent, so try not to take Chinese medicines during the blood test. Liver and kidney function tests are biochemical tests, taking Chinese medicine may affect the indicators of liver and kidney function to a certain extent, because some ingredients in Chinese medicine may participate in the body’s metabolism of the liver and kidney, so try to stop taking Chinese medicine during the blood test, so as not to affect the test results. Moreover, if you have taken Chinese medicines such as Lei Gong Teng and Aristolochia, such medicines are nephrotoxic, and if taken for a long time, they may affect the kidney function. Keep fasting before taking blood for liver and kidney function check, and it is recommended to stop taking Chinese medicine one week before the check.