Synonyms: Pregna-1,4-diene-3,20-dione,9-fluoro-11b,16a,17,21-tetrahydroxy-, cyclic 16,17-acetal withacetone, 21-(dihydrogen phosphate) (7CI,8CI);2H-Naphth[2',1':4,5]indeno[1,2-d][1,3]dioxole, pregna-1,4-diene-3,20-dionederiv.; Triamcinolone acetonide 21-dihydrogen phosphate; Triamcinoloneacetonide 21-phosphate