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Understanding Cold Sores -- Symptoms

What Are the Symptoms of Cold Sores?

The symptoms of cold sores include:

Understanding Cold Sores

Find out more about cold sores:

Basics

Symptoms

Treatment

  • Fluid-filled blisters or red, painful, burning or itching sores that are typically on or near the mouth, or on fingers
  • Swollen, sensitive gums of a deep red color
  • A fever, flu-like symptoms, and swollen lymph nodes in the neck often accompanying the first attack; recurrent sores usually don't produce these symptoms.
  • Tingling and itching in the area of a previous outbreak

Picture of Cold Sores (Fever Blisters)

Call Your Doctor About Cold Sores If:

  • You develop a high fever or chills; high fevers can be dangerous.
  • Your sores are very painful; you may be able to get prescription relief.
  • Your cold sores start to spread; antiviral agents may be needed.

WebMD Medical Reference

Reviewed by Debra Jaliman, MD on March 13, 2015

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