Nitazoxanide Nizonide 500 is an antiparasitic medicine containing nitazoxanide, which is used to treat certain infections caused by parasites, including specific cases of diarrhoea associated with Giardia or Cryptosporidium. The appropriate treatment depends on the patient’s age, symptoms, and the type of infection diagnosed. Nizonide 500 tablets should be taken only as directed by a qualified healthcare professional, who can advise on the correct dosage and treatment duration. Possible side effects include nausea, abdominal discomfort, headache, and changes in urine colour.
