Safety Evaluation of the Second Dose of Messenger RNA COVID-19 Vaccines in Patients With Immediate Reactions to the First Dose

JAMA Intern Med. 2021 Jul 26;e213779. doi: 10.1001/jamainternmed.2021.3779. Online ahead of print.


This case series study examines the safety of second doses of messenger RNA COVID-19 vaccines after first-dose allergic reactions.