The first course of inactivated polio vaccine is given at the age of:

Explanation

•Inactivated polio vaccine is currently used for the primary immunization of healthy infants in four doses, starting at 2 months of age.

•It is given in four doses at 2 months, 4 months,  between 6 and 18 months, and between 4- 6 years old.

•Poliomyelitis is caused by the polio virus. The disease can cause paralysis.

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