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Balantidium coli
chronic diarrhea, occasional dysentery (diarrhea with passage of blood or mucus), nausea, foul breath, colitis (inflammation of the colon), abdominal pain, weight loss, deep intestinal ulcerations, and possibly perforation of the intestine


Blantidiasis can be treated effectively with antibiotics, consisting of a ten day course of either tetracycline or metronidazole. Alternative drugs that have proven effective in treating balantidiasis include iodoquinol or paromomycin.

Preventive measures

Effective personal and community hygiene, proper food handling, protecting food from contamination by flies, cooking food correctly ,washing hands after using the bathroom and before cooking or eating, and avoiding foods that cannot be cooked or peeled when traveling in countries with high rates of balantidiasis. Purification of drinking water is helpful this condition. Water can be purified by filtering, boiling, or treatment with iodine. Consult a gastroenterologist for patients requiring a colonoscopy

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