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Medicines recombinant cholera toxin b subunit + vibrio choleraeQuestion & answer

recombinant cholera toxin b subunit + vibrio cholerae · Medicine question

Why is recombinant cholera toxin b subunit + vibrio cholerae mixed with a buffer?

iatroX medicinesPublished 21 August 2026Reviewed 21 August 2026

The answer

Answer

The bicarbonate buffer protects acid-sensitive vaccine antigens from stomach acid so they can reach the intestine.

Sources for this answer

Dukoral suspension and effervescent powder for oral suspension Cholera vaccine (inactivated, oral)emc · SmPC Current selected SmPC · Version 4

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recombinant cholera toxin b subunit + vibrio cholerae

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Does recombinant cholera toxin b subunit + vibrio cholerae protect against every type of cholera?Is recombinant cholera toxin b subunit + vibrio cholerae a live vaccine?Can recombinant cholera toxin b subunit + vibrio cholerae cause cholera?Can recombinant cholera toxin b subunit + vibrio cholerae be injected?Can I eat when taking recombinant cholera toxin b subunit + vibrio cholerae?Can I take other oral medicines with recombinant cholera toxin b subunit + vibrio cholerae?