Answer
Vaxigrip contains less than 1 mmol sodium (23 mg) and less than 1 mmol potassium (39 mg) per dose, making it essentially sodium-free and potassium-free.
Sources for this answer
- Vaxigrip suspension for injection in pre-filled syringeSANOFI · emc · SmPC §4.4 Special warnings and precautions for use · Version 4Document updated
Sources checked