Giardia infection (giardiasis)

Causes, symptoms, risks, treatment, prevention, surveillance information and guidance for health professionals.

Services and information

Causes of Giardia infection, how it’s spread and where it’s found.

What to look for and what to do if you become ill.

About the risks and who is most at risk.

Diagnosis and treatment for Giardia infection.

How to prevent Giardia infection.

Giardia infection surveillance.

Detailed information for health professionals.