Pregn-4-ene-3,20-dione, 6-fluoro-11,21-dihydroxy-16,17-[(1-methylethylidene)bis(oxy)]-, (6a,11b,16a)-;an anti-inflammatory glucocorticoid used in topical preparations. ... (05 Mar 2000) ... 
(floor″әn-dren´ә-līd) a synthetic corticosteroid used topically for relief of inflammation and pruritus in dermatoses.