Objectives: To identify effects and safety of Korean traditional herbal medicine and auricular acupuncture for hyperemesis gravidarum patients. Methods: Korean traditional herbal medicine and auricular acupuncture were applied to 4 hyperemesis gravidarum patients, and we investigated changes of symptoms, continuance of pregnancy, and whether they delivered or not. Results: Hyperemesis gravidarum symptom was improved in 3 patients, and 1 patient showed complete recovery. Among them, 2 patients had children by natural childbirth, 1 patient had a repeat cesarean due to previous cesarean section, and 1 patient has been maintaining pregnancy well for 25weeks. Conclusions: It is confirmed that symptoms of hyperemesis gravidarum patients were improved by Korean traditional herbal medicine and auricular acupuncture, and these medical interventions are safe.