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They usually occur within minutes, but most often are not dangerous

Certain drugs are more likely to cause a reaction than others.

Allergic reactions account for up to 10% of adverse drug reactions.

Inflammation of the esophagus is related to a buildup of eosinophils, a type  of white blood cells.
 

The best way to treat it is to avoid the irritant.
 

It’s important to get the right corticosteroid to treat your eczema.
 

About a third of children with eczema will go on to develop other allergic conditions.

There are thousands of substances that can trigger these conditions.
 

There are both over-the-counter and prescription drug treatments to help you find relief.

The allergens that trigger allergic rhinitis can also cause eye inflammation.