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It's respiratory illness season. Learn more about flu, RSV and COVID-19 and how to prevent them.

About Respiratory Illness Vaccines

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About Respiratory Illness Vaccines

  • Options: A vaccine that targets 3 strains of flu, updated annually
  • Eligibility: Ages 6 months+
  • Effectiveness: Reduces risk of hospitalization and health care visits by 40-60%
  • When to get: Available throughout flu season; ideal to get by end of October

  • Options: Updated as needed to match dominant strain (Pfizer mRNA, Moderna mRNA, Novavax)
  • Eligibility: Ages 6 months+
  • Effectiveness: Reduces risk of severe illness by 40-60%
  • When to get: Available any time, discuss timing with your provider

  • Options: GSK, Pfizer, Moderna (mRNA)
  • Eligibility: Ages 75 years+ and ages 60-74 years at high risk
  • Effectiveness: Reduces risk of severe illness by 82-86%
  • When to get: Anytime (summer or fall may be best), discuss with your provider

  • Options: Pfizer
  • Eligibility: Pregnant people who have not received a dose during a previous pregnancy (protection will pass to baby for first 6 months of life)
  • Effectiveness: Reduces risk of severe illness in first 3 months of life by 82%
  • When to get: September-January, during 32-36 weeks gestation

  • Options: Nirsevimab (Sanofi)
  • Eligibility: 
    • Infants born during RSV season within first 7 days of life
    • Infants ages <8 months entering their first RSV season
    • Children ages 8-19 months entering second RSV season at higher risk, including all American Indian children
  • Effectiveness: 98% effective against hospitalization during the 2023-2024 RSV season
  • When to get: October - March
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Chart outlining information about respiratory illness immunizations
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Learn more about immunizations on Knowtify!