Doctor insights on:
How Long Do Allergic Reactions Last
Depends: For medication reactions, if the drug is stopped, symptoms improve within 1-2 days. Food allergic reactions will subside within hours to a few days after avoiding the culprit food. For eczema triggered by food allergies, it may take up to a week. Poison ivy reactions may take several weeks to resolve depending on the severity. Treatment can shorten the duration of an allergic reaction. ...Read more
Depends: The most important issue that determines how long it lasts is whether or not you have stopped contact with the allergen. Once you stop touching it, things should look better every day. But i would say that it should be resolved within a week to 10 days. (think of poison ivy...A common topical allergic reaction.). ...Read moreSee 1 more doctor answer
No average allergy: Everyone's allergic reaction varies. There can be mild symptoms or severe symptoms. You can have continual exposure to the allergen (pollen for example) or acute exposure (like eating shellfish). The cause of the allergy, the severity of symptoms, and other factors all play into how long an allergic reaction occurs. ...Read more
Allergy duration: The duration of allergic symptoms are very variable. The type of reaction (ige vs. Igg), persistance of exposure, degree of sensitization, and comorbidities (other illnesses) can all affect the duration of symptoms. Therefore reactions can last from minutes to months. ...Read more
Depends: One thing you need to consider is Lime Disease from a tick bite. Should consult a doctor promptly to confirm it so that you can get it treated. There are also other conditions with target lesions and the duration would depend on what has caused it. Rush to your doctor's office now. ...Read more
Allergic reactions: Food allergic reactions typically begin within 30 munutes of an ingestion and typically peak at about 30 minutes after they begin. The reaction may be short lived, lasting only a few hours (typical) or long-last; possibly for days (rare). ...Read more
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