It's just FUD. Trials show a good safety profile in a large population. A few people with severe allergies have had severe allergic reactions, but this is possi

It's just FUD. Trials show a good safety profile in a large population. A few people with severe allergies have had severe allergic reactions, but this is possible with any vaccine, and it's why the nurse usually has an epi-pen on hand when you get a flu shot. But again, this is very very rare.