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  1. Typhoid vaccine is used to prevent typhoid fever caused by a germ called Salmonella typhi. The vaccine works by causing your body to produce its own protection (antibodies) against the disease. Typhoid fever is a serious disease that can cause death.

  2. Typhoid vaccines are vaccines that prevent typhoid fever. Several types are widely available: typhoid conjugate vaccine (TCV), Ty21a (a live oral vaccine) and Vi capsular polysaccharide vaccine (ViPS) (an injectable subunit vaccine). They are about 30 to 70% effective in the first two years, depending on the specific vaccine in question.

  3. Print . Typhoid Vaccines: What You Need to Know. What is typhoid? Typhoid vaccine can prevent typhoid fever. People who are actively ill with typhoid fever and people who are carriers of the bacteria that cause typhoid fever can both spread the bacteria to other people.

  4. Mar 27, 2015 · Two typhoid vaccines are available for use in the United States: 1) a Vi capsular polysaccharide vaccine for parenteral use (Typhim Vi, manufactured by Sanofi Pasteur) and 2) an oral live-attenuated vaccine (Vivotif, manufactured from the Ty21a strain of Salmonella serotype Typhi by PaxVax).

  5. Oct 20, 2022 · Typhoid vaccines are used in children and adults to prevent typhoid fever. Also simply referred to as typhoid, this infectious disease is caused by Salmonella typhi bacteria. It is commonly associated with poor hygiene and public sanitation.

  6. www.hhs.gov › immunization › diseasesTyphoid Fever | HHS.gov

    The typhoid vaccine is recommended for people at high risk of coming in contact with typhoid. For example, you may need the typhoid vaccine if you: Are in close contact with someone who has typhoid. Work in a lab studying typhoid.

  7. Ty21a (currently only available as enteric-coated capsules) is recommended in individuals aged ≥5 years in a 3-dose (most countries) or a 4-dose regimen (in Canada and the United States); it confers protection in 62% of vaccinees for up to 7 years.

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