 | C4X-138429 | N/A | Impurity | |
| Rivastigmine Impurity 29 |
 | C4X-13843 | 855300-09-3 | Impurity | |
| Rivastigmine EP Impurity C |
| C4X-138431 | N/A | Impurity | |
| Rivastigmine impurity 31 |
| C4X-138432 | N/A | Impurity | |
| Rivastigmine impurity 32 |
| C4X-138433 | 415973-05-6 | Impurity | |
| Rivastigmine impurity 33 |
| C4X-138434 | N/A | Impurity | |
| Rivastigmine impurity 34 |
| C4X-13844 | 415973-05-6 | Impurity | |
| Rivastigmine EP Impurity D |
| C4X-13845 | 923035-05-6 | Impurity | |
| Rivastigmine EP Impurity E |
| C4X-13846 | 889443-69-0 | Impurity | |
| Rivastigmine EP Impurity F |
 | C4X-13847 | 23308-82-9 | Impurity | |
| Rivastigmine EP Impurity G |
