| Group | 15:00 - 16:00 | 16:00 - 17:00 |
| NC | NS, 35 mg/kg | NS, 6 mg/kg |
| EP | PTZ, 35 mg/kg | NS, 6 mg/kg |
| GE1 | PTZ, 35 mg/kg | Gastrodin, 4 mg/kg |
| GE2 | PTZ, 35 mg/kg | Gastrodin, 6 mg/kg |
| GE3 | PTZ, 35 mg/kg | Gastrodin, 8 mg/kg |