| Year published | 1995 |
| Literatures (Research papers) |
Sasaki K, Yoshizaki F, Koguchi Y, Ando T: Screening of Chinese Medicinal Prescriptions for Effect on the Hypnotic Duration Induced by Hexobarbital in Mice. Natural Medicines 49(1):104-106, 1995. |
| Kampo formulas | orengedokuto , san'oshashinto , yokukansan |
| Remarks | orengedokuto, san'oshashinto, yokukansan |