Status: affected by circulating vaccine-derived poliovirus type 1 (cVDPV1)
Polio this week in Madagascar
- No case of circulating vaccine-derived poliovirus type 1 (cVDPV1) was reported this week. The number of cases in 2022 remains eight. There were 13 cases in 2021.
- One cVDPV1 positive environmental sample was reported in Boeni.
International Health Regulations
Countries affected by poliovirus circulation are subject to temporary recommendations issued by the Emergency Committee of the International Health Regulations on Poliovirus, under the auspices of the Public Health Emergency of International Concern. The latest report by the Committee is as of November 2021.
WHO’s International Travel and Health recommends that all travellers to polio-affected areas be fully vaccinated against polio. Residents (and visitors for more than 4 weeks) from infected areas should receive an additional dose of OPV or inactivated polio vaccine (IPV) within 4 weeks to 12 months of travel.