Twinrix Voksen bør ikke anvendes af personer, der kan være overfølsomme (allergiske) over for et af de aktive stoffer, et af de øvrige indholdsstoffer eller antibiotikummet neomycin.
Twinrix Adult should not be used in people who may be hypersensitive (allergic) to any of the active substances, to any of the other ingredients or to neomycin (an antibiotic).