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Salmonella Typhi Vaccine



Active immunisation against typhoid fever caused by Salmonella typhi.

How it works

Typhoid vaccine exists in 2 forms: A capsular polysaccharide for parenteral admin and a live oral vaccine. Each dose of the capsular polysaccharide vaccine contains 25 mcg of the Vi polysaccharide antigen. The live oral typhoid vaccine contains an attenuated strain of Salmonella typhi, Ty21a, and is given as capsules containing not <2 x 109 bacteria per dose.

Common side effects

Vomiting, Nausea, Rash, Fever, Headache, Injection site redness, Injection site swelling, Stomach pain


Content on this page was last updated on 28 September, 2016, by Dr. Varun Gupta (MD Pharmacology)