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