Synonyms: | Ketotifen N-Oxide;4,9-Dihydro-4-(1-Methyl-1-oxido-4-piperidinylidene)-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one;4,9-Dihydro-4-(1-Methyl-4-piperidinylidene)-10H-benzo
[4,5]cyclohepta[1,2-b]thiophen-10-one N-Oxide;Ketotifen FuMarate EP IMpurity D |