• Personer med nedsat modstandskraft over for sygdom. • Gravide, som ikke har haft skoldkopper eller ikke er vaccineret mod sygdommen. • Nyfødte børn af mødre, som ikke har haft skoldkopper eller ikke er vaccineret mod sygdommen.
• Individuals with a lowered resistance to diseases. • Pregnant women who have either not had chickenpox or have not been vaccinated against chickenpox. • Newborn infants of mothers who have either not had chickenpox or have not been vaccinated against chickenpox.