Nigeria
Status: Affected by circulating vaccine-derived poliovirus type 2.
Status: Affected by circulating vaccine-derived poliovirus type 2.
Polio this week in Nigeria
- One cVDPV2-positive environmental sample was reported this week, collected on 7 February 2023 from Sokoto.
- In 2023, one cVDPV2 has been reported. In 2022, 48 cVDPV2 cases were reported.
International Health Regulations
Nigeria is classified by the International Health Regulations (IHR) as a state infected with cVDPV2, with or without evidence of local transmission. It is therefore subject to Temporary Recommendations issued by the International Health Regulations Emergency Committee on Polio Eradication (issued as of January 2023).
Travel advice
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.
