At least 205,000 children under the age of five years will receive the polio vaccine in a campaign that has begun in Mandera County.
In a meeting with representatives of states and municipalities, the Ministry of Health warned that 312 Brazilian municipalities are covered by vaccines below 50% for poliomyelitis.
Two immunization rounds are planned for July and August.
The World Health Organization (WHO) is targeting all children under five in 13 central and West African countries.
To alleviate vaccine shortages for inactivated polio vaccine (IPV), expert advisers to the World Health Organization (WHO) recommended that countries prepare to administer IPV intradermally.