The Centers for Disease Control and Prevention (CDC) in the U.S has confirmed they are closely monitoring cases of allergic reactions to COVID-19 vaccination.
They were speaking as they issued guidelines as to how people with allergic reaction should receive the shot to avoid unexpected reactions.
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Investigation have revealed that allergic reactions are caused whenever one receives a second shot of the vaccine thus the need to have the vaccination from a hospital.
Further precaution has been issued by CDC warning those with severe allergic reactions to avoid the vaccine pending further investigations.
The vaccine can however be issued to people with mild reactions to plants, latex and certain types of food as confirmed by the U.S Food and Drug Administration.
On Friday a second vaccine Moderna Inc vaccine was approved in the U.S for emergency use with the administration warning issuance for those with allergic reactions as was the case with the Pfizer and BioNTech COVID-19 vaccine.