two influenza A viruses and two influenza B viruses. It is approved for use in ages 18 years and older. It is preservative and egg-free. Fluad quadrivalent vaccine, which is designed to protect ...

they should ask for certain shots that produce a stronger immune response than a standard flu vaccine. The CDC recommends three options for this age group: Fluzone High-Dose, Flublok or Fluad.

Revenue from CSL's flu vaccine-making business dropped sharply in the first half of the financial year amid a significant fall in immunisation rates, particularly in the US. CSL Seqirus brought in ...