04
Jul
How Long Can A Mild Allergic Reaction Last. Although allergic reactions can be a nuisance and hamper your normal activities most are mild. The reactions are usually more intense after the second dose and in people who previously developed COVID-19. An allergy is the reaction of the bodys immune system to harmful substances. An antibiotic medication allergy is a harmful reaction to an antibiotic.
When should I be concerned about an allergic reaction. For some people an allergic reaction to a particular food may be uncomfortable but not severe. They may take a few hours to a few days to disappear. Food allergy symptoms usually develop within a few minutes to two hours after eating the offending food. Symptoms of an allergic reaction usually develop within a few minutes of being exposed to something youre allergic to although occasionally they can develop gradually over a few hours. An antibiotic medication allergy is a harmful reaction to an antibiotic.
It can take anywhere from a few hours to 10 days.
If the exposure to the allergen continues such as during a spring pollen season allergic reactions may last for longer periods such as a few weeks to months. The allergic reaction may seem to be getting better with time. An antibiotic medication allergy is a harmful reaction to an antibiotic. What could cause this. Though some may not last for more than a few hours others could last for a reasonably long duration. Healthcare providers cannot know ahead of time if you will have an allergic reaction.