Travel risks: Which patients need specific guidance? Part 1, immunization

Research output: Contribution to journalReview articlepeer-review


Ensure that a prospective traveler's routine immunizations are up-to-date. Booster doses for some primary immunizations are recommended before international travel. For example, adults born after 1957 who plan to travel to developing countries will need a second dose of measles vaccine if they lack serum antibody titers. The CDC recommends hepatitis A immunization for all international travelers except those going to Canada, Australia, New Zealand, Japan, or Western Europe. Typhoid vaccination is recommended for persons traveling for 3 or more weeks in areas where the disease is endemic. Consult specific CDC recommendations for the destination countries (available at The oral typhoid vaccine is well tolerated and provides protection for 4 to 5 years. There has been a resurgence of yellow fever in Africa and South America in recent decades; vaccination is required for entry into certain countries.

Original languageEnglish (US)
Pages (from-to)1289-1292+1292E+1292KL+1292o
Issue number9
StatePublished - 2001
Externally publishedYes

ASJC Scopus subject areas

  • Medicine(all)


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