Fluticasone Propionate EP Impurity A is chemically 6a,9-Difluoro-11ß-hydroxy-16a-methyl-3-oxo-17-(propanoyloxy) androsta-1,4-diene-17ß-carboxylic acid ;. It is also known as Fluticasone EP Impurity A ; Fluticasone Carboxylic Acid Propionate ; . Fluticasone Propionate EP Impurity A is supplied with d