| Clinical signs | Number of cases | Percentage (%) |
| Coma | 19 | 33.3 |
| Convulsions | 5 | 8.8 |
| Prostration | 8 | 14 |
| Icterus | 12 | 21 |
| Cardiovascular collapse | 9 | 15.8 |
| Abnormal bleeding | 2 | 3.5 |
| Pulmonary edema | 5 | 8.8 |
| Hemoglobinuria | 1 | 1.7 |
| Acidic respiration | 0 | 0 |