Influenza Vaccine 2026 – Nasal Spray (LAIV)

About This Service

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Influenza Vaccine 2026 – Nasal Spray (LAIV)
A needle-free option with fast and effective immune protection

The nasal spray influenza vaccine (LAIV: Live Attenuated Influenza Vaccine) is a weakened live vaccine administered through the nose. It helps stimulate immunity directly in the respiratory tract, where influenza viruses commonly enter the body.
This option is suitable for individuals who prefer a needle-free vaccination and want broader immune protection.

Key Benefits
- 💨 Needle-free nasal spray, convenient and comfortable
- ⚡ Fast immune response – stimulates IgA within approximately 7 days
- 🛡️ Enhanced protection – higher effectiveness compared to injectable vaccines (~54.9%)
- ⏳ Long-lasting – protection for up to 1 year

Mechanism of Protection
The nasal spray vaccine stimulates multiple immune pathways, including:
- IgA in the respiratory tract (first line of defense)
- IgG in the bloodstream
- Memory B cells and Memory T cells
This allows the body to respond more quickly and effectively to influenza infection.

Coverage for Mismatched Strains
In some seasons, circulating influenza strains may not fully match vaccine strains.
Nasal spray vaccines have shown benefits in reducing infection even in such cases:
- Up to ~54.9% reduction in influenza infection compared to injectable vaccines
- Up to ~63% reduction in hospitalization rates across strains

Suitable For
- Individuals who prefer to avoid injections
- Children and adults seeking a more comfortable vaccination option
- Those looking for broader immune protection

Terms & Conditions
- Appointment required in advance
- Includes vaccine and medical service fees
- Please inform the doctor of any allergies or prior vaccine reactions

Notes
- Quick procedure, you may return home immediately
- Recommended once yearly
- Suitability will be assessed by a doctor prior to vaccination