| Fluticasone Process impurity 1 | 80474-45-9 | Ax-IMP1775 |
| Fluticasone Process impurity 2 | NA | Ax-IMP1776 |
| Fluticasone Process impurity 3 | 80473-93-4 | Ax-IMP1777 |
| Fluticasone Process impurity 4 | 80474-07-3 | Ax-IMP1778 |
| 1-(6-(4-fluoro-1H-pyrazol-1-yl)pyridin-3-yl)ethan-1-one | NA | Ax-1081 |
| Fluticasone Process impurity 5 | 80474-71-1 | Ax-IMP1779 |
| (S)-1-(6-(4-fluoro-1H-pyrazol-1-yl)pyridin-3-yl)ethan-1-amine dihydrochloride | 1980023-97-9 | Ax-1080 |
| Tolterodine Process Impurity 4 | 124937-99-1 | Ax-IMP1760 |
| Mefenamic Acid Impurity | 2114-63-8 | Ax-IMP2845 |
| 2-Amino-pteridin-4-ol (Pterin) | 2236-60-4 | Ax-IMP1754 |