About inactivated split influenza virus
Inactivated influenza vaccine
Used for
- Prevents seasonal influenza in adults aged 65 years and older.
Usual adult dose
One 0.7 mL injection into the muscle once each influenza season.
Common side effects
- Injection-site pain, redness, or swelling
- Muscle aches or headache
- Fatigue
- Occasional fever or nausea
Important warnings
- Not for treating influenza infection.
- Avoid with a severe allergic reaction to a previous influenza vaccine or its components.
- People with a history of Guillain-Barré syndrome after influenza vaccination need careful assessment.
- Do not inject into a blood vessel.
Pregnancy
Not indicated for adults aged 65 years and older; pregnancy safety data are limited for this high-dose product.
Breastfeeding
Not indicated for adults aged 65 years and older; vaccination is not expected to pose a breastfeeding risk.
Interactions
- Immune-suppressing treatments may reduce the vaccine response.
- Other vaccines can generally be given at the same visit, at separate injection sites.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.