In this study, we treated a patient with psychogenic chronic low back pain for 2 years with herbal medication treatment and psychotherapy. The case was a 17 years old female patient complained chronic low back pain for a long time. She received the spine operation, epidural injection, many kind of oriental medicine treatment about low back pain, but there was no improvement. We diagnosed her pain as a psychogenic pain disorder, and treated her with herbal medication for decrease her stress, and did a psychotherapy such as the progressive muscle relaxation, and counseled about trouble with her family. After treatment, her chronic low back pain was improved so much. We think that the herbal medication treatment and psychotherapy can be helpful to treat patients who have psychic and physical disorders.