Questions tagged [adverse-reactions]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
4
votes
2answers
155 views

Was there ever a vaccine candidate that showed negative side effects many months or years after the patient was injected?

The current prognosis for a COVID-19 vaccine to become available is "12-18 months" and a big part of the reason for such a long timeline is the fact that scientists want to ensure that the vaccine is ...