Kontakt lægen, før De tager denne medicin, hvis lægen har fortalt Dem, at De ikke tåler visse sukkerarter. ###>Important information about some of the ingredients of Zyrtec Zyrtec oral drops solution contain methyl (4-hydroxybenzoate) E 218 propyl (4-hydroxybenzoate) E 216 that may cause allergic reactions (possibly delayed).