Synonyms: Betamethasone Acetate Imp. A (EP), Betamethasone Valerate Imp. A (EP), Dexamethasone Imp. B (EP), Betamethasone, 9-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione, Betamethasone Dipropionate Imp. A (Pharmeuropa), CCI 922, Ph Eur Betamethasone Valerate Impurity A, Betamethasone Sodium Phosphate related, CS valerate, Betamethasone, Betamethasone Acetate Impurity A, Betamethasone Dipropionate Impurity A, Betamethasone Valerate Impurity A, Dexamethasone Impurity B