| Group |
No. of rats |
Treatment |
| 1a |
6 |
0.5 ml of distilled water for 28 days |
| 1b |
6 |
Withdrawn from distilled water treatment for 28 days |
| 2a |
6 |
0.5 ml of vegetable oil for 28 days |
| 2b |
6 |
Withdrawn from vegetable oil treatment for 28 days |
| 3a |
6 |
20 mg/kg body weight of nct for 28 days |
| 3b |
6 |
Withdrawn from 20 mg/kg body weight of nct treatment for 28 days |
| 4a |
6 |
30 mg/kg body weight of nct for 28 days |
| 4b |
6 |
Withdrawn from 30 mg/kg body weight of nct treatment for 28 days |
