The nurse is planning to provide immunizations to a medically stable preterm infant. Which of the ...

4. Diphtheria, tetanus, acellular pertussis

Rationale:
Medically stable preterm infants should receive full doses of diphtheria, tetanus, and acellular pertussis at a chronologic age consistent with the schedule recommended for full-term infants. The optimal timing to initiate Hepatitis B vaccination in preterm infants has not been determined. The influenza vaccine should be administered at 6 months of age before the beginning of and during the influenza season. There is not enough information to determine whether the influenza vaccine is or is not indicated for the baby at this time. Smallpox vaccinations are provided to older children.