 | C4X-108342 | N/A | Impurity | |
| Levocetirizine Impurity 42 |
| C4X-108343 | 1116338-10-3 | Impurity | |
| Levocetirizine Impurity 43 |
| C4X-108344 | 442863-80-1 | Impurity | |
| Levocetirizine Impurity 44 |
 | C4X-108345 | 1150310-68-1 | Impurity | |
| Levocetirizine Impurity 45 |
| C4X-108346 | N/A | Impurity | |
| Cetirizine Impurity 46 HCl |
| C4X-108347 | N/A | Impurity | |
| Levocetirizine Impurity 47 |
| C4X-108348 | N/A | Impurity | |
| Levocetirizine Impurity 48 |
| C4X-108349 | N/A | Impurity | |
| Levocetirizine Impurity 49 |
 | C4X-10835 | 682323-77-9 | Impurity | |
| Cetirizine EP Impurity E |
 | C4X-108350 | 1074-42-6 | Impurity | |
| Levocetirizine Impurity 50 |
