Question

Use of cholera vaccine........
.....​

Answer 1

Answer:

to stop spread of cholera

Answer 2

Explanation:

Cholera vaccine is used for active immunization against cholera. Field studies carried out in endemic cholera areas have shown cholera vaccines to be approximately 50% effective in reducing incidence of disease and for only 3 to 6 months. Use of cholera vaccine does not prevent transmission of infection.