英文别名4-Hydroxy-10-methoxy-4-(1-methyl-4-piperidinyl)-4H-benzo(4,5)cyclohepta[1,2-b]thiophene; 4-HYDROXY-10-METHOXY-4-(1-METHYL-4-PIPERIDINYL)-4H-BENZO(4,5)CYCLOHEPTA(1,2-B)THIOPHENE; Einecs 261-907-7; 4-Hydroxy-9,10-dehydro-10-Methoxy Ketotifen; Ketotifen FuMarate EP IMpurity B; 10-methoxy-4-(1-methylpiperidin-4-yl)-4H-benzo[4.5] cyclopheta[1.2-b]thiophene-4-ol; 10-methoxy-4-(1-methylpiperidin-4-yl)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ol; Ketotifen Impurity 2 
