Web if your rash is made up of blisters, or if the rash turns into open sores, it could be the result of an allergic reaction, a reaction to medication, or an internal cause.

Red blotches on skin allergic reaction. Allergic reactions on the face can include skin rashes or redness, tiny bumps, or hives. Web irritant contact dermatitis (a) usually produces a dry, scaly, itchy rash. Web what are signs your skin rash might be an allergic reaction?

An allergic reaction can manifest as a skin rash in myriad ways. Web contact dermatitis is an itchy rash caused by direct contact with a substance or an allergic reaction to it. The rash isn't contagious, but it can be very uncomfortable.

Wool, chemicals, soaps and other things can irritate the skin and cause rashes and itching. Rashes can be caused by many things, including exposure to certain plants (poison ivy, for example),. Pityriasis rosea pityriasis rosea is an inflammatory skin condition that produces a red rash.

Web overview red, bumpy, itchy skin can be irritating, painful and embarrassing. Hives appear as raised bumps, but on lighter skin,. Possible causes of contact dermatitis include:

The body's production of antibodies causes these. Web ingredients in food, skin products or clothing can cause allergic reactions that result in red blotches, patches or welts on the skin. Contact dermatitisis one of the most common causes of rashes.

Web irritation and allergic reactions. Urticaria, commonly called hives, causes itchy. The resulting rash may be itchy, red, or inflamed.