Pharmacovigilance for COVID-19 vaccines
Moreover, this data is not valid for estimating the frequency of occurrence of adverse reactions in patients receiving the vaccine, nor do they allow comparisons between different vaccines. However, this data coming from spontaneous report can be useful to provide hypothesis, requiring additional epidemiological and clinical investigations to be confirmed or refuted. Further confirmation in controlled studies is usually required.
The vaccines detailed below have been prioritized based on their use in the Region of the Americas