1 doctor weighed in:

How long does it take for the swelling to go down after an allergic reaction from food?

1 doctor weighed in
Dr. John Chiu
Internal Medicine - Allergy & Immunology

In brief: Hours to 2 days

Should go away within hours and rarely more than a day.

In brief: Hours to 2 days

Should go away within hours and rarely more than a day.
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