Rheumatoid arthritis

High dose flu vaccine: more is better for people with RA

A high dose flu vaccine is better than standard dose ones for protecting people with rheumatoid arthritis against influenza, a Canadian randomised controlled trial has suggested. The use of a high dose trivalent flu vaccine containing four times the standard dose of antigen (60 μg vs 15 μg) produced superior immunogenicity to standard seasonal influenza ...

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