ketotifen fumarate ophthalmic solution
ketotifen fumarate ophthalmic solution
4-(1-Methyl-4-piperidylidene)-4H-benzo(4,5)cyclohepta(1,2-b)thiophen-10(9H)-one hydrogen fumarate
4-(1-methyl-4-piperidylidene)-4h-benzo(4,5)cyclohepta(1,2-b)thiophen-10(9h)-one hydrogen fumarate