MedicinePOMEssential

Influenza Vaccine ( Trivalent / Quadrivalent)

A vaccine (mRNA) to prevent influenza in adults aged 50 and over.

Clinical information

Common uses

preventing influenza in adults 50 and over

Common side effects

injection site pain
tiredness
headache
muscle and joint aches
chills

Cautions

not after a severe allergic reaction to it
caution if Guillain-Barre syndrome followed a previous flu vaccine

Pregnancy: insufficient data in pregnancy

Reference information, not medical advice — always follow your doctor or pharmacist. Source: DailyMed, dailymed.nlm.nih.gov, mFlusiva (influenza vaccine, mRNA) label, setid 3dd1c6d2-b054-4803-bb21-460b1b090d4c (accessed 2026-08-16)

Approved brands & formulations7

Brand name	Dosage form	Strength	Importer	Category
Influenza Vaccine ( Trivalent / Quadrivalent)	Parenteral ( Injection )	Strains are changed on seasonal basis	—	POM
Influvac®	Parenteral ( Injection )	15mcg + 15mcg + 15mcg +15mcg	State Trading Organization Plc	POM
INFLUVAC 2025/2026	Parenteral ( Injection )	0.5ml	—	POM
Influvac® Tetra	Parenteral ( Injection )	15mcg + 15mcg + 15mcg +15mcg	State Trading Organization Plc	POM
INFLUVAC TETRA 2024	Parenteral ( Injection- Suspension)	15µg HA* + 15µg HA* + 15µg HA* + 15µg HA* (0.5ml syringe)	—	POM
INFLUVAC TETRA 2024/2025	Parenteral ( Injection )	15µg HA* + 15µg HA* + 15µg HA* + 15µg HA* (0.5ml syringe)	—	POM
INFLUVAC TETRA 2025	Parenteral ( Injection- Suspension)	15µg HA* + 15µg HA* + 15µg HA* + 15µg HA* (0.5ml syringe)	—	POM