Single-dose approach: Global cholera outbreak leads to vaccine crunch

Amid a rapid spike in the number of cholera cases globally, the International Coordinating Group (ICG) has decided to temporarily suspend the standard two-dose vaccination regimen. The group, which is responsible for distributing emergency oral cholera vaccines, has decided to opt for a single-dose approach.

World Health Organisation (WHO) and its partners, which includes UNICEF, the International Federation of Red Cross and Red Crescent Societies, in a statement on October 18 said that one dose of vaccine has proven effective in stopping outbreaks, even though evidence on the exact duration of protection is 'limited' and appears to be lower in