SAN FRANCISCO -- As millions get vaccinated, doctors are noticing patients with allergies or delayed reactions to the Moderna and Pfizer vaccine. So what's causing it? Medical experts explain their ...

Some receipts of Moderna’s COVID-19 vaccine have developed a delayed skin reaction to the jab days after receiving it, several doctors wrote in a letter published in the New England Journal of ...

Dear Dr. Roach: I received the pneumonia vaccination (Pneumovax 23) two weeks ago, and I was OK immediately afterward, apart from having a sore arm for a day. But I have felt extremely tired in the ...

LOS ANGELES -- Some people who have received a dose of the Moderna COVID-19 vaccine are having a delayed reaction that causes a red, and sometimes bumpy rash on the arm. The New England Journal of ...

Please provide your email address to receive an email when new articles are posted on . Common delayed cutaneous reactions to COVID-19 vaccination were urticarial-like, diffused itchy rash and ...

Clinicians should be aware of delayed injection-site reactions that may occur in some recipients of Moderna’s COVID-19 vaccine and which may be confused with skin infection, say a group of ...

Blumenthal et al. (April 1 issue) 1 report delayed injection-site reactions in 12 patients who had received the mRNA-1273 vaccine against SARS-CoV-2. We observed a case of a delayed local reaction in ...