| Toxicity | Grade 1 | Grade 2 | Grade 3 | Grade 4 |
| Dermatitis | 5 | 1 | 0 | 0 |
| Radiation sickness | 1 | 0 | 0 | 0 |
| Acute otitis | 1 | 1 | 0 | 0 |
| Pharyngitis | 2 | 0 | 0 | 0 |
| Growth hormone abnormal | 2 | 1 | 0 | 0 |
| Cortical hormone abnormal | 0 | 1 | 0 | 0 |