The purpose of the study is to testify whether acupuncture is effective for functional dyspepsia, through treating functional dyspepsia patient for a month, using different acupoints according to literatures of treating migraine with acupuncture, and using Itopride as controlled group, and try to provide clinical evidence for the hypothesis that"Acupuncture effect is based on meridians, and gathering of meridian Qi is the key point."