| Year published | 2002 |
| Literatures (Research papers) |
Aizawa R, Kanbayashi T, Saito Y, Ogawa Y, Sugiyama T, Kitajima T, Kaneko Y, Abe M, Shimizu T: Effects of Yoku-kan-san-ka-chimpi-hange on the sleep of normal healthy adult subjects. Psychiatry Clin Neurosci 56(3):303-304, 2002. |
| Kampo formulas | yokukansan , yokukansankachimpihange |
| Remarks | yokukansan, yokukansankachimpihange |