Nizonide 500mg is an antiparasitic medication containing Nitazoxanide, commonly prescribed for treating infections caused by protozoa and certain types of intestinal worms. It is particularly effective against diarrhea-causing parasites such as Giardia lamblia and Cryptosporidium parvum. Nizonide 500mg works by inhibiting the growth and replication of parasites in the intestines, providing relief from symptoms like abdominal pain, nausea, and diarrhea. The typical dosage is one 500mg tablet twice a day, as directed by a healthcare professional. Available through suppliers like MedzSupplier, this medication is generally well-tolerated but may cause mild side effects such as nausea or headaches. Always consult a doctor before use.