Objectives: The purpose of this study is to report the effect of Gamihachul-tang -gagam-bang on two patients with Chemotherapy Induced Nausea and Vomiting (CINV) and Radiotherapy Induced Nausea and Vomiting (RINV). respectively. Methods: Two patients with CINV and RINV who admitted KyungHee University Hospital at Gangdong were treated by oriental medical treatments such as acupuncture, moxibustion, cupping treatment and herbal medicine ( Gamihachul-tang-gagam-bang). Results: After treatments, patients`` nausea and vomiting improved and patients`` amount of intake also increased. Conclusions: According to this case report, Gamihachul-tang-gagam-bang is effective for treating CINV and RINV.