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. 2021 Apr 20;8:871–879. doi: 10.1016/j.toxrep.2021.04.003

Table 3.

List of the 10 most reported adverse events of the 3 COVID-19 vaccines that are currently being administered in Spain.

Vaccine
Comirnaty Moderna Vaxzevria
Adverse Event 4,834,876* 304,715* 985.528*
Pyrexia 41 % 50 % 66 %
Headache 30 % 31 % 44 %
Myalgia 22 % 23 % 31 %
Pain at the injection site 14 % 15 % 13 %
Malaise 13 % 10 % 15 %
Nausea 9% 11 % 12 %
Chills 8% 12 % 19 %
Arthralgia 8% 8% 9%
Fatiga 8% 8% 14 %
Lymphadenopathy 7% 7%
Dizziness 11 %
*

Number of doses administered until March 21st, 2021.

Source: 4th Pharmacovigilance Report of the AEMPS [38]