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DPDx is an education resource designed for health professionals and laboratory scientists. For an overview including prevention and control visit www.cdc.gov/parasites/giardia.
Giardiasis
[Giardia duodenalis (syn. G. lamblia, G. intestinalis)]
Treatment Information
Several prescription drugs are available to treat giardiasis including metronidazole and tinidazole. Nitazoxanide has provided some encouraging results in the management of giardiasis in children.
This information is provided as an informational resource for licensed health care providers as guidance only. It is not intended as a substitute for professional judgment.