| Year published | 2005 |
| Literatures (Research papers) |
Okamoto H, Okami T, Ikeda M, Takeuchi T: Effects of Yoku-kan-san on undifferentiated somatoform disorder with tinnitus. Eur Psychiatry 20(1):74-75, 2005. |
| Kampo formulas | yokukansan |
| Remarks | yokukansan |