Pfizer/BioNTech | 6 months to 4 years | 3-8 weeks after 1st dose | At least 8 weeks after 2nd dose |
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Pfizer/BioNTech | 5 years to 11 years | 3 weeks after 1st dose | At least 4 weeks after 2nd dose | At least 3 months after 3rd dose | At least 2 months after 3rd dose or last booster
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Pfizer/BioNTech | 12 years and up | 3 weeks after 1st dose | At least 4 weeks after 2nd dose |
| At least 2 months after 3rd dose or last booster |
Moderna | 6 months to 11 years | 4 weeks after 1st dose | At least 4 weeks after 2nd dose |
| Children 5 years of age and up may receive a Pfizer BioNTech updated booster at least 2 months after their 3rd dose. |
Moderna | 12 years and up | 4 weeks after 1st dose | At least 4 weeks after 2nd dose |
| At least 2 months after 3rd dose or last booster |
Janssen | 18 years and up | At least 4 weeks after 1st dose (mRNA preferred) |
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| At least 2 months after 3rd dose or last booster
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Novavax | 12 years and up | 3 weeks after 1st dose |
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| At least 2 months after 3rd dose or last booster |