Ampicillin or amoxicillin rash: Caring for your child's rash

PDF download is not available for Arabic and Urdu languages at this time. Please use the browser print function instead

An overview of ampicillin or amoxicillin rash including the symptoms, causes and treatment options.

Key points

  • Ampicillin or amoxicillin rashes are skin changes that can develop while as a reaction to these medicines.
  • The reactions can be immediate (within one to two hours) or delayed (after hours or days).
  • See your child's doctor right away if they develop a more serious allergic reaction (for example, if your child looks unwell, has a high fever, develops blistering, difficulty breathing).
  • Maculopapular rashes are common and don't necessarily mean your child is allergic to the medication.
  • Patients who develop hives should be referred for allergy testing.

Last updated: January 17th 2020