Licensed vaccine product

Vaxchora: side effects, ingredients & package insert

Emergent Travel Health / Bavarian Nordic · cholera vaccine · live attenuated · oral · 100 mL after reconstitution

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Adjuvant
none
Preservative
preservative-free
Presentation
buffer + active component sachets for reconstitution

Vaxchora 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
AntigenVibrio cholerae CVD 103-HgR (live attenuated)4 × 10^8 to 2 × 10^9 CFU
PreservativeNone (preservative-free)Single-dose presentation; label states no preservative.
stabilizerSucroselabel quantity
stabilizerAscorbic acidlabel quantity
stabilizerHydrolyzed caseinlabel quantity
bufferBuffer components (sodium bicarbonate, sodium carbonate, ascorbic acid, lactose)buffer sachet

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

Vaxchora side effects: where the data is

Reported reactions for Vaxchora and the other cholera products are compiled on the cholera 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.

Vaxchora lot number lookup

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

Schedule and age range

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

Common questions about Vaxchora

What are the side effects of Vaxchora?

Common reactions listed in the Vaxchora 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 cholera vaccine page; counts are reports, not rates, and do not prove the vaccine caused the event.

What is in Vaxchora?

Vaxchora contains Vibrio cholerae CVD 103-HgR (live attenuated) as antigen; adjuvant: none; it is preservative-free. Excipients: Sucrose, Ascorbic acid, Hydrolyzed casein, Buffer components (sodium bicarbonate, sodium carbonate, ascorbic acid, lactose). Amounts per dose are in the table above, taken from Section 11 of the FDA package insert (verified 2026-07-09).

Where is the Vaxchora package insert?

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

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