 | 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 |
| C4X-108351 | N/A | Impurity | |
| Levocetirizine Impurity 51 |
| C4X-108352 | N/A | Impurity | |
| Levocetirizine Impurity 52 |
| C4X-108353 | N/A | Impurity | |
| Levocetirizine Impurity 53 |
| C4X-108354 | 942132-30-1 | Impurity | |
| Levocetirizine Impurity 54 HCl |
| C4X-108355 | 705289-61-8 | Impurity | |
| Levocetirizine Impurity 55 |
| C4X-108356 | N/A | Impurity | |
| (R)-Cetirizine Polyethylene Glycol Ester |
| C4X-108357 | 942193-17-1 | Impurity | |
| Levocetirizine Impurity 57 |
