S01GDecongestants And Antiallergics↑ S01SubgroupsSympathomimetics used as decongestantsS01GAOther antiallergicsS01GXSubstancescetirizineS01GX12phenylephrineS01GA05oxymetazolineS01GA04xylometazolineS01GA03olopatadineS01GX09naphazolineS01GA01brimonidineS01GA07tetrahydrozolineS01GA02azelastineS01GX07ketotifenS01GX08alcaftadineS01GX11