 | C4X-175219 | 144034-84-4 (free base) | Impurity | |
| Rizatriptan EP Impurity I HCl |
 | C4X-17522 | 260435-42-5 | Impurity | |
| Rizatriptan EP Impurity H |
| C4X-175220 | 144034-84-4 (free base) | Impurity | |
| Rizatriptan EP Impurity I Formate Salt |
 | C4X-17523 | 1000673-59-5 | Impurity | |
| Rizatriptan EP Impurity G |
 | C4X-17524 | 160194-39-8 | Impurity | |
| RFizatriptan EP Impurity F |
| C4X-17525 | N/A | Impurity | |
| ERizatriptan EP Impurity E |
| C4X-17526 | N/A | Impurity | |
| Rizatriptan EP Impurity D |
| C4X-17528 | N/A | Impurity | |
| Rizatriptan EP Impurity B |
 | C4X-17529 | 887001-08-3 | Impurity | |
| Rizatriptan EP Impurity A |
 | C4X-17531 | 27262-40-4 | Impurity | |
| Ropivacaine EP Impurity B |
