<p>Oral Cholera Vaccine is indicated for active immunization against Vibrio cholerae. The vaccine can be administered to anyone above the age of 1 year. Data for the safety and efficacy of the vaccine in infants (less than 1 year of age) is not available. The earliest onset of protection can be expected 7-10 days after the completion of the primary series of the vaccine. Efficacy against Vibrio cholerae serogroup O139 was not demonstrated.</p>