Oral cholera vaccines prevent up to 60 percent of new cases

In the first two years after vaccination, oral vaccines have been proven to prevent up to 60 percent of new cholera cases, a new review has revealed. Researchers for the review examined 40 studies that looked at the effect of cholera vaccinations incorporated into a routine vaccine schedule in areas of the world where the disease is prevalent, according to News-Medical.net. For the review, the authors looked at the four largest studies, which included a total of almost 250,000 participants. The vaccines were shown to provide adequate protection within one month of vaccination, but data from other studies still suggests that protection is unlikely to last more than three years, according to David Sinclair of the Liverpool School of Tropical Medicine in the United Kingdom, News-Medical.net reports. Sinclair and his colleagues also run the International Center for Diarrheal Disease Research in Bangladesh. “Booster doses in line with the manufacturers’ recommendations will be required and the...