6-chloro-3-[2-(1-ethyl-propylamino)-3,4-dioxo-cyclobut-1-enylamino]-2-hydroxy-N-methoxy-N-methyl-benzenesulfonamide choline, solid pharmaceutical compositions and oral dosage forms that contain said compound, and a method of using such compositions and oral dosage forms to treat people who have inflammatory, obstructive or allergic conditions and diseases.