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Fifth Disease

Erythema infectiosum

What it is

Fifth disease, also known as erythema infectiosum, is a viral infection. It occurs mainly in winter and spring and is usually harmless. Symptoms may include: red cheeks, fatigue, headache, a mild fever. A lace-like rash may also develop on the body.

What you can do at home

What to do
  • Get as much rest as possible.
  • To relieve pain or fever, take acetaminophen (Tylenol) or ibuprofen (Advil). When in doubt, ask a pharmacist for advice.

Important: Ibuprofen is contraindicated for children under 6 months of age.

If needed, see the health advice sheets on

If the skin is itchy

  • Avoid scratching.
  • Wear loose, soft clothing.
  • Apply cold-water compresses to the skin for 30 to 90 minutes every 2 to 4 hours, as needed.
  • Use a mild, unscented soap.
  • Moisturize the skin with cream unless this makes the rash worse.
  • For children under 2 years of age: Use mittens as needed to prevent scratching.
  • Take a 10- to 30-minute lukewarm bath without soap, bubble bath, or scented products 3 to 4 times a day.  
  • If the skin is dry, take only one 10-minute bath a day.
  • If possible, add baking soda to the bathwater:  
    • For children under 2: 50 to 60 mL
    • For adults and children aged 2 and older: 250 to 500 mL

Important: Never leave a child unattended in the bath.

To prevent spreading the infection

  • Wash hands often.
  • Cough and sneeze into the elbow or a tissue.
  • Avoid contact with:
    • pregnant people;
    • people who are immunocompromised;
    • people with a blood disorder, such as anemia.
  • Regularly clean and disinfect frequently touched surfaces and objects.
  • Avoid sharing food or utensils.

Quand consulter

After contact with someone who has fifth disease, for people at risk, including
  • pregnant people
  • people who are immunocompromised
  • people with a blood disorder such as anemia
Signs of anemia, such as
  • severe fatigue
  • pale lips
  • a rapid heartbeat
  • shortness of breath during physical activity
Need help?

Call Info-Santé at 811, Option 1, to speak with a nurse at any time.

Go to the pharmacy for advice on medications or treatment. 

Make an appointment at your medical clinic or CLSC.

If you do not have a family doctor, go to gap.soinsvirtuels or call 811, Option 3.