cromolynsodium

cro·mo·lyn sodium (krōʹmə-lĭn) n.

A drug, C₂₃H₁₄Na₂O₁₁, usually administered by inhalation and used to prevent certain allergic attacks, especially those associated with asthma or hay fever.

  [Alteration of chromonyl, one of its constituents (chromo- + -one + -yl) + sodium.]

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