| Year published | 1984 |
| Literatures (Research papers) |
Nishizawa Y: The effect of Chinese drug therapy on the patients with male infertility. 1. Concomitant administration of ninjinto and hachimijiogan on patients with male infertility. Hinyokika Kiyo 30(2):265-273, 1984. |
| Kampo formulas | ninjinto , hachimijiogan |
| Remarks | ninjinto, hachimijiogan |