About Pranlukast
About ONO-1078
About ONO-RS-411
About ONO-RS-411-01
About RS-411
About antiallergic agent
About otological drug
About Leukotriene Antagonists
About antiasthmatic drug
About polynuclear aromatic compound
About aromatic ketone
About aromatic carboxylic acid
About aromatic amine
About nitrogen heterocyclic compound