Synonyms : 2, 5-Dihydroxybenzenesulfonate, 2, 5-Dihydroxybenzenesulfonic Acid, Altana Pharma Oranienburg Brand of Calcium Dobesilate Monohydrate, Calcium Dobesilate (1:1), Calcium Dobesilate Monoammonium Salt, Calcium Dobesilate Monopotassium Salt, Dexium, Dobica, Doxium