Licensed vaccine product

Vivotif: side effects, ingredients & package insert

Bavarian Nordic / Emergent · typhoid vaccine · live attenuated · oral · 1 capsule × 4 doses (days 1, 3, 5, 7)

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Adjuvant
none
Preservative
preservative-free
Presentation
blister of 4 capsules

Vivotif ingredients (FDA package insert, Section 11)

Per-dose composition as stated in the prescribing information; verified 2026-07-09. Click an ingredient for every vaccine that contains it.

RoleIngredientAmount per dose
AntigenSalmonella typhi Ty21a (live attenuated)2–10 × 10^9 CFU viable organisms per capsule
PreservativeNone (preservative-free)Single-dose presentation; label states no preservative.
stabilizerSucroselabel quantity
stabilizerAscorbic acidlabel quantity
stabilizerAmino acidslabel quantity
otherLactose / magnesium stearate / capsule shelllabel quantity

Source: FDA package insert. Formulations change — re-verify before clinical use.

Vivotif side effects: where the data is

Reported reactions for Vivotif and the other typhoid products are compiled on the typhoid vaccine page: pre-licensure trial reactogenicity, VAERS report counts, and international databases (Canada Vigilance, EudraVigilance, Lareb, VigiAccess). Those counts are spontaneous reports with no denominator — a report does not establish that the vaccine caused the event.

Vivotif lot number lookup

This site does not yet hold lot-level VAERS counts for typhoid vaccines. Any lot can still be searched in the lot explorer; a lot number is printed on the vaccination record and the vial.

Vivotif vs Typhim Vi

All licensed typhoid vaccine products side by side. Differences in platform, adjuvant and route are the usual reasons one is chosen over another; efficacy and safety comparisons belong to the trial and surveillance sections of the typhoid vaccine page.

ProductManufacturerPlatformAdjuvantRoute
VivotifBavarian Nordic / Emergentlive attenuatednoneoral
Typhim ViSanofi Pasteursubunitnoneintramuscularpage

Schedule and age range

Licensed ages and the recommended series for typhoid vaccines are on the typhoid vaccine page; how 31 countries schedule it is on typhoid schedule by country. Always confirm the product-specific age range in the current package insert.

Common questions about Vivotif

What are the side effects of Vivotif?

Common reactions listed in the Vivotif package insert are injection-site pain, redness or swelling and short-lived systemic symptoms such as fever, tiredness or irritability. Rarer events and the reported counts from VAERS and international databases are on the typhoid vaccine page; counts are reports, not rates, and do not prove the vaccine caused the event.

What is in Vivotif?

Vivotif contains Salmonella typhi Ty21a (live attenuated) as antigen; adjuvant: none; it is preservative-free. Excipients: Sucrose, Ascorbic acid, Amino acids, Lactose / magnesium stearate / capsule shell. Amounts per dose are in the table above, taken from Section 11 of the FDA package insert (verified 2026-07-09).

Where is the Vivotif package insert?

The FDA-licensed prescribing information for Vivotif is published by Bavarian Nordic / Emergent and the FDA; the source used for this page is https://www.fda.gov/vaccines-blood-biologics/vaccines/vivotif. Formulations change, so re-verify the current insert before clinical use.

How does Vivotif compare with Typhim Vi?

Vivotif (Bavarian Nordic / Emergent) uses a live attenuated platform with adjuvant none, given oral; Typhim Vi (Sanofi Pasteur) uses subunit with adjuvant none. Both are licensed typhoid vaccines; the comparison table above lists every product.

Reviewed 2026-10-08 · Matthew Thomas J Halma, Founder, Open Source Medicine Foundation. Informational, not medical advice.