How long does it take before an allergic reation symptoms go away.?!
Question: How long?
Answers: How long?
Depends on what type of allergy you have and the symptoms. Sometimes you need to take a pill such as an antihistamine before there is an improvement.
depends on how effective the treatment is and how much you keep the allergen from you. see your allergist for specific answers.
When you are no longer around the allergin or when you die.