Travel immunizations.

An updated approach to selecting and prioritizing immunizations for the international traveler is presented. This article addresses vaccines against yellow fever, typhoid fever, cholera, meningococcal meningitis, rabies, tetanus, diphtheria, measles, mumps, rubella, polio, varicella, and influenza. Vaccine preparations, dosing regimens, efficacy, adverse effects, indications, and contraindications are discussed in the context of pre-travel preparation.