fluorometholone acetate fluorometholone acetate fluorometholone acetate, also known as oxylone acetate and sold under the brand names flarex, florate, and omnitrol, is a synthetic glucocorticoid corticosteroid and a corticosteroid ester, as well as a progestogen and progestogen ester.: 186 it is the c17α acetate ester of fluorometholone. fluorometholone acetateclinical datatrade namesflarex, florate, omnitrolother namesoxylone acetate; 1-dehydro-9α-fluoro-11β,17α-dihydroxy-6α-methylprogesterone 17α-acetate; 17α-acetoxy-9α-fluoro-11β-hydroxy-6α-methylpregna-1,4-diene-3,20-dionedrug classcorticosteroid; glucocorticoid; progestogenidentifiers iupac name phenanthren-17-yl] acetate cas number3801-06-7pubchem cid240767chemspider210390unii9i50c3i3okkeggd04221chebichebi:78354chemblchembl1201064comptox dashboard (epa)dtxsid20191424 echa infocard100.021.156 chemical and physical dataformulac24h31fo5molar mass418.505 g·mol−13d model (jsmol)interactive image smiles 12cc(oc(c)=o)(c(c)=o)1(c)c()(o)1(f)2()c()(c)c2=cc(=o)c=c12c inchi inchi=1s/c24h31fo5/c1-13-10-19-17-7-9-23(14(2)26,30-15(3)27)22(17,5)12-20(29)24(19,25)21(4)8-6-16(28)11-18(13)21/h6,8,11,13,17,19-20,29h,7,9-10,12h2,1-5h3/t13-,17-,19-,20-,21-,22-,23-,24-/m0/s1 in addition to its potent corticosteroid activity, fluorometholone acetate is a progestogen. it has been studied in the treatment of breast cancer in women and has been found to be effective, producing remission in about 20% of women with advanced breast cancer at an oral dosage of 50 mg/day. however, it also produces severe cushing's syndrome-like symptoms like plethora, moon face, glycosuria, marked weight gain, hypertension, and osteoporosis at this dosage due to its glucocorticoid activity.