Answer
It is a water-soluble ester converted after administration to active dexamethasone. Labels may express content as dexamethasone or as the sodium-phosphate salt, so formulations should not be compared by volume alone.
Sources for this answer
- Dexamethasone 3.8 mg/ml solution for injection — Current selected SmPCemc · Summary of Product Characteristics
- Dexamethasone 10mg/5ml Oral Solution — Current selected SmPC