Nitazoxanide 500 mg is an antiprotozoal medicine used to treat certain parasitic infections that can cause diarrhea, particularly those caused by Giardia lamblia and Cryptosporidium parvum. The 500 mg tablet is generally prescribed for adults and children aged 12 years and older, with the approved regimen taken every 12 hours with food for 3 days. https://www.medzsupplier.com/product/nitazoxanide-500/