Vivotif® is indicated for active oral immunisation against typhoid fever, caused by Salmonella enterica serovar Typhi, (S. Typhi), in adults and children aged five years and older. This vaccine should be used in accordance with official recommendations.1
Vivotif® does not provide 100% protection against typhoid fever. Vaccinees should adhere to hygiene advice and exercise caution regarding food and water consumed in typhoid-affected areas.1
The most frequent adverse reactions have been abdominal pain, nausea, headache, fever, diarrhoea, vomiting, and skin rash. Most adverse reactions have been mild. One isolated, non-fatal anaphylactic shock considered to be an allergic reaction to the vaccine was reported.1
*Vivotif® is contraindicated in individuals with hypersensitivity to any component of the vaccine described in the Summary of Product Characteristics, or in individuals who have had an allergic reaction to previous ingestion of the product. Contraindications also include individuals with congenital or acquired immune deficiency (including patients receiving immunosuppressive or antimitotic drugs). For individuals with acute febrile or acute gastrointestinal illness, vaccination should be postponed until after recovery.1
Please refer to the Vivotif® Summary of Product Characteristics for full information.
†Protective efficacy (1 year) of 71% was shown in a clinical field trial (n=22170, 99% aged 6–19 years, 1% aged 19–21, 95% CI: 35%–87%).1,2,4
‡Protective efficacy (over 3 years) of 67% was shown in a clinical field trial (n=22170, 99% aged 6–19 years, 1% aged 19–21, 95% CI: 47%–79% p<0.001).1,2,4
§Protective efficacy (over 7 years) of 62% was shown in a clinical field trial (n=22170, 99% aged 6–19 years, 1% aged 19–21, 95% CI: 48%–73% p<0.001).1,2,4
Abbreviations:
CI, confidence interval; n, number of participants per parameter.