Za dolgotrajno zaščito proti koleri je priporočen enojni poživitveni odmerek, ki se odraslim in otrokom, starejšim od šest let, da po dveh letih, otrokom, starim od dveh do šest let, pa po šestih mesecih.
For continuous protection against cholera, a single booster dose is recommended after two years for adults and children from six years of age, and after six months for children aged between two and six years.