Influvac is an inactivated sub-unit vaccine for seasonal flu or swine flu or H1N1 virus. It works as an influenza vaccine surface antigen.
Adult dose of influvac vaccine is 0.5 ml. It can be used in all stages of pregnancy. Side effects of influvac vaccine include headache, sweating, muscle pain, fever, and local reaction e.g. redness or rash formation.
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