5-in-1 vaccine
Also known as DTaP-IPV-Hib.
2, 4, 6 and 18 months
Read the essentials →Ontario · birth to 18
Vaccines, explained simply
Start with the essentials. Each profile explains the purpose, routine timing, school status and important safety points.
Pneumococcal vaccine
2, 4 and 12 months for most healthy infants
Read the essentials →Rotavirus vaccine
2 and 4 months in Ontario’s routine program
Read the essentials →MMR vaccine
12 months; later protection usually as MMRV at 4–6 years
Read the essentials →Meningococcal ACYW vaccine
Meningococcal protection at 12 months and in Grade 7
Read the essentials →Chickenpox (varicella) vaccine
15 months; later protection usually as MMRV at 4–6 years
Read the essentials →MMRV vaccine
From age 4, within the 4–6-year routine window
Read the essentials →4-in-1 preschool booster
From age 4, within the 4–6-year routine window
Read the essentials →Hepatitis B vaccine
Offered in Grade 7; some children need protection earlier
Read the essentials →HPV vaccine
Offered in Grade 7
Read the essentials →Tdap booster
From age 14, within the 14–16-year routine window
Read the essentials →Flu vaccine
Every fall from 6 months of age
Read the essentials →COVID-19 vaccine
Ontario’s fall program starts at 6 months of age
Read the essentials →RSV protection for babies
Before or during the RSV season, if eligible
Read the essentials →