Sandbox:Polio prevention

Vaccine Type	Serotypes covered	Number of Doses	Vaccination Schedule in Endemic and High Risk Countries†
			Birth	6 weeks	10 weeks	14 weeks
OPV	*Monovalent (Serotype 2) *Bivalent (Serotypes 1 & 3)‡ *Trivalent (Serotypes 1, 2, & 3)	3 to 4 doses	✔	✔	✔	✔
IPV	*Serotype 1 *Serotype 2 *Serotype 3	4 doses				✔
colspan="7" † Countries at high risk for importation and subsequent spread ‡ Countries at high risk for importation and subsequent spread