Back pain after drinking Chinese medicine may be caused by drug toxicity, but it may not be related to taking Chinese medicine, lumbar muscle strain, kidney stones and other lesions may also cause back pain. If the back pain occurs after drinking Chinese medicine, it may be caused by drug toxicity, in this case, it is recommended to do a kidney function test. If it is caused by drugs, you need to stop taking drugs, according to the results of the examination of the symptomatic treatment. The symptoms of back pain after drinking traditional Chinese medicine, may not have much connection with taking traditional Chinese medicine, do not be too nervous, if itself has lumbar muscle strain, kidney stones and other conditions, may also cause back pain, this situation also need to continue to improve the renal ultrasound and other related examinations. It is recommended to take Chinese medicine under the guidance of the doctor, do not blindly use long-term medication, so as to avoid physical discomfort.