Influenza Vaccine Program

💉 Quadrivalent Influenza Vaccine

Prevent the flu before getting sick

Quadrivalent Influenza Vaccine
Helps prevent infection from common influenza viruses each year
Covers the 4 main virus strains recommended by the World Health Organization

Vaccination reduces the risk of illness
lessens symptom severity, and lowers the chance of complications

🦠 Vaccine covers 4 strains

The influenza virus strains covered by the vaccine include

• Influenza A (H1N1)
• Influenza A (H3N2)
• Influenza B (Victoria lineage)
• Influenza B (Yamagata lineage)

These are the strains that commonly circulate each year

👩⚕️ Who should get the flu vaccine?

✔ Those who want to prevent the flu
✔ People who meet many others
✔ Those working in offices or crowded places
✔ Frequent travelers
✔ Those with children or elderly family members

Can be given once a year

⏰ When is the best time to get vaccinated?

Can be given year-round
but the ideal time is before the rainy or winter season
when flu outbreaks increase

The body starts building immunity within about 2 weeks after vaccination

⚠️ Possible side effects after vaccination

• Mild pain at the injection site
• Low-grade fever
• Slight fatigue

These symptoms usually resolve on their own within 1–2 days

💡 Benefits of getting the flu vaccine

✔ Reduces the risk of flu infection
✔ Lessens symptom severity if infected
✔ Lowers the chance of complications
✔ Helps prevent spreading the virus to others