Beclomethasone 11,17,21-Tripropionate

Impurity Beclomethasone Dipropionate EP Impurity S Applications Beclomethasone 11,17,21-Tripropionate (Beclomethasone Dipropionate EP Impurity S) is an impurity of Beclomethasone (B131000), a glucocorticoid. Used in chronic asthma and allergic rhinitis. Antiallergic, antiasthmatic (inhalant). Anti-inflammatory (topical). References Malfitan, V.A., et al.: Clin. Ther., 4, 472 (1982), Rao, M., et al.: J. Asthma, 19, 21 (1982), Small, P., et al.: Ann. Allergy, 49, 127 (1982), Brogden, R.N., et al.: Drugs, 28, 99 (1984),