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Questions and Answers

Below are some frequently asked questions about vaccines for seasonal respiratory illnesses:

Frequently Asked Questions


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Yes. It is safe and convenient to receive all three vaccines at the same visit if you are eligible.

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TRICARE covers flu, COVID-19, and RSV vaccines at no cost when administered by a TRICARE-authorized provider, military hospital or clinic, or participating pharmacy.

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Yes. Late vaccination still offers protection. Flu season can last until May, and RSV typically peaks in December or January.

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Yes, its still possible to get the flu after vaccination, but the vaccine reduces the severity of illness and lowers the risk of complications, hospitalization, and death.

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The high-dose flu vaccine is recommended for adults 65 and older because it provides stronger protection. If its unavailable, getting a standard-dose flu vaccine is still beneficial.

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Yes. The 2024-2025 COVID-19 vaccine is updated to protect against the latest strains, so it is recommended even if you’ve had prior doses or infections.

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Yes. The COVID-19 vaccine is safe and has undergone rigorous testing and monitoring by the U.S. Food and Drug Administration and the Centers of Disease Control and Prevention. Millions of people have been vaccinated safely, and ongoing studies continue to confirm its safety and effectiveness in preventing severe illness. Like all vaccines, it may cause mild side effects, such as soreness or fatigue, but serious side effects are rare.

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Yes. Even if you’ve had COVID-19 recently, the updated vaccine provides additional protection against new variants and can help prevent reinfection or severe illness.

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RSV vaccine is recommended for adults 60 and older, especially those with chronic conditions, and for pregnant individuals to protect newborns. Infants can also receive RSV antibodies for added protection after birth.

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Yes. Active duty service members must get an annual flu shot. Retirees, dependents, and other beneficiaries are encouraged to get vaccinated to stay protected.

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Last Updated: November 14, 2024
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