| Year published | 1994 |
| Literatures (Research papers) |
Mori H, Fuchigami M, Inoue N, Nagai H, Koda A, Nishioka I: Principle of the bark of Phellodendron amurense to suppress the cellular immune response. Planta Med 60(5):445-449, 1994. |
| Kampo formulas | unseiin |
| Remarks | unseiin |