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What to Do About a Skin Rash

Medically reviewed by: Kate M. Cronan, MD

Rashes can be caused by viruses and bacteria, medicines, heat, allergies, and many other things. Rashes often are only minor problems, but some can be serious and need medical treatment.

What Are the Signs & Symptoms of Rashes?

A skin rash can cause:

  • redness
  • spots on the skin
  • scaly skin
  • itchiness
  • swelling
  • bumps
  • blisters
  • pimples

What Should I Do if My Child Has a Rash?

To ease discomfort:

  • add a few cups of oatmeal to the bath
  • pat the skin dry (instead of rubbing) after a bath or shower
  • don't scrub or scratch the affected skin
  • leave the rash exposed to the air as much as possible

When Should I Call the Doctor?

Call the doctor if your child has a rash and:

  • also has a fever
  • looks sick
  • has tiny red dots that can't be felt when touched and don't fade when pressed
  • has bruises not related to injuries
  • there's no improvement in the rash after a week

What Can Help Prevent Rashes?

Rashes can be hard to avoid. But to help prevent some types:

  • Have kids avoid people with contagious skin rashes.
  • For allergic rashes, try to avoid whatever caused the reaction.
  • Use sunscreen to avoid sunburn.
  • If your child gets eczema flare-ups, avoid harsh soaps.
Medically reviewed by: Kate M. Cronan, MD
Date reviewed: June 2018