 | C4X-143736 | 2802-10-0 | Impurity | |
| Betamethasone Valerate EP Impurity I |
 | C4X-143737 | 52619-18-8 | Impurity | |
| Betamethasone Valerate EP Impurity H |
 | C4X-143738 | 2240-28-0 | Impurity | |
| Betamethasone Valerate EP Impurity E (Betamethasone 21-Valerate) |
 | C4X-143739 | 33755-46-3 | Impurity | |
| Betamethasone Valerate EP Impurity C |
 | C4X-14374 | 52619-05-3 | Impurity | |
| Betamethasone EP Impurity D |
 | C4X-143740 | 1815577-58-2?free base? | Impurity | |
| Betamethasone Impurity 40 |
| C4X-143742 | 25122-45-6 | Impurity | |
| Betamethasone Impurity 42 |
| C4X-143743 | 4735-65-3 | Impurity | |
| Betamethasone Impurity 43 |
| C4X-143744 | N/A | Impurity | |
| Betamethasone impurity 44 |
| C4X-143745 | 1215899-29-8 | Impurity | |
| Betamethasone impurity 45 |
