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Dosage and vaccination schedule. One dose = 2 drops (approximately 0.1 ml) In endemic areas or areas at risk of poliovirus importation, according to WHO recommendations. Child: 4 doses approximately 4 weeks apart, at birth then at 6, 10 and 14 weeks of age.
The recommended dose for both children and adults is 0.5 mL. It can be administered by the intramuscular or subcutaneous route, using a needle length appropriate for the age and size of the person receiving the vaccine.
9 Ιαν 2023 · the WHO Recommendations for the production and control of poliomyelitis vaccine (oral). The changes introduced included the use of transgenic mice expressing the human poliovirus receptor (TgPVR21 mice) ( 10 ) as an alternative to the MNVT for type 3 virus, and the
16 Αυγ 2020 · Under objective 2 of the Eradication and Endgame Plan, at least one dose of inactivated poliomyelitis vaccine (IPV) should be introduced into all routine immunization programmes globally, and trivalent oral polio vaccines (tOPV) will be replaced with bivalent (bOPV) in all OPV-using countries.
1 Μαρ 2024 · On 13 November 2020, type 2 novel oral polio vaccine (nOPV2) became the first vaccine to be authorized for use under the WHO Emergency Use Listing (EUL) mechanism. The use of nOPV2 is restricted to outbreak response for type 2 circulating vaccine-derived polioviruses (cVDPV2).
The oral polio vaccine (OPV) is safe and extremely effective, and the most common kind of vaccine used in the fight to eradicate polio. There are different types of OPVs that protect against one, a combination of two, or all three different serotypes of polio – types 1, 2, and/or 3.
Polio Bulletin. 2020 Issue No. 21 - Week 50 (as of 15 December 2020) HIGHLIGHTS. Novel Oral Polio Vaccine type 2 (nOPV2) granted EUL recommendation and recent trials results show the vaccine is safe and efective.
