These rashes can vary from mild to severe and may appear as red spots, hives, or peeling skin. Common drugs that cause such reactions include antibiotics like penicillin, ...

A rash can be a sign of an allergy, so a person should consult a doctor immediately if a rash appears after starting amoxicillin. The doctor may tell them to stop taking the medication.

Twenty percent or more of people may have a rash after surgery. Post-surgical rash may be caused by drugs or exposure to substances used before, during, or after surgery.

Do some antibiotics give you a rash or hives? If they’re sulfa drugs, you could have a sulfa allergy. WebMD tells you what you need to know.

Medically reviewed by Corinne Savides Happel, MD A rash around a child's mouth is not usually not due to food allergies. It is usually due to skin irritation, viruses, or bacterial infections ...

A new indication for omalizumab is prompting clinicians to adjust their approach to oral food challenges, but experts ...

Sun rash typically goes away within a few days, depending on the underlying cause. If your rash recurs despite taking precautions or doesn’t seem to be improving with treatment, call your doctor.

In general, there is no cure for allergies, but there are several types of medications available -- both over-the-counter and prescription -- to help ease and treat annoying symptoms like ...

For allergy attack symptoms like sneezing, runny nose, and others, there are many natural home remedies. Learn the science ...

Some medications can cause allergic reactions that manifest as skin rashes. This can occur as a result of an allergic reaction to the medication itself or to an inactive ingredient within the ...

While many, many other allergies exist (to medications, skin-care ingredients, and foods), one thing that you might not register as an allergy is an adverse reaction after a day spent in the sun.

Xolair, an injection for food allergy, is now available to adults and children 1 year and older to reduce severe allergic reactions, the FDA announced.