Table. Recommended doses of influenza vaccine and vaccine type by age group
| Population group | 6 months to <2 years | 2 to <9 years | 9 to <18 years | 18 years to <65 years | ≥65 years |
|---|---|---|---|---|---|
| People receiving influenza vaccine for the first time | 2 doses IIV only |
1 dose IIV or LAIV |
1 dose IIV or LAIV |
1 dose IIV only |
1 dose Adjuvanted/ High Dose IIV |
| People with a medical at-risk condition receiving vaccine for the first time | 2 doses IIV only |
2 doses IIV or LAIV (unless contraindicated) |
1 dose IIV or LAIV (unless contraindicated) |
1 dose IIV only |
1 dose Adjuvanted / High Dose IIV |
| People who have received an influenza vaccine in the past (regardless of whether they have a medical at-risk condition) | 1 dose IIV only |
1 dose IIV or LAIV |
1 dose IIV or LAIV |
1 dose IIV only |
1 dose Adjuvanted / High Dose IIV |
| People being vaccinated for the first time after receiving haematopoietic stem cell transplant, solid organ transplant or CAR-T cell therapy | 2 doses IIV only |
2 doses IIV only |
2 doses IIV only |
2 doses IIV only |
2 doses Adjuvanted/ High Dose IIV |
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