 | C4X-108319 | N/A | Impurity | |
| Levocetirizine Impurity 19 |
 | C4X-10832 | 1000690-91-4 | Impurity | |
| Cetirizine EP Impurity B |
 | C4X-108320 | 83881-53-2 | Impurity | |
| ???2???C4X-10836?Cetirizine EP Impurity F |
| C4X-108321 | 2732277-01-7 | Impurity | |
| Cetirizine USP Related Compound A DiHCI |
 | C4X-108322 | 119-56-2 | Impurity | |
| Cetirizine 4-Chlorobenzhydrol Impurity (USP) |
| C4X-108323 | 1076199-80-8 | Impurity | |
| rac Cetirizine N-Oxide (Mixture of Diastereomers) |
| C4X-108324 | 1232460-29-5 | Impurity | |
| Levocetirizine Impurity 24 |
 | C4X-108325 | 109806-71-5 | Impurity | |
| Cetirizine EP Impurity G |
 | C4X-108327 | 909779-33-5 | Impurity | |
| Levocetirizine Impurity 27 |
 | C4X-108328 | 83881-59-8 | Impurity | |
| Cetirizine EP Impurity C |
