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Symptoms arising from parasitic gastrointestinal infection by Giardia lamblia include abdominal cramping, foul-smelling diarrhea, nausea, vomiting, flatulence, and weight loss. Giardiasis can usually be treated relatively easily with oral anthelmintic medication such as metronidazole. Symptoms suggestive of giardiasis should be evaluated by a qualified healthcare provider immediately.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.