Nitazoxanide is an antiparasitic and antiviral medication used to treat a variety of infections, including cryptosporidiosis and giardiasis. It is often available in tablet or oral suspension form. If you're looking to buy nitazoxanide for sale, it is commonly sold under brand names like Alinia, but it requires a prescription in many countries. Ensure you consult a healthcare professional before buying or using it, as proper dosage and guidance are crucial. Authorized pharmacies or online drugstores with verified credentials are the safest places to purchase this medication. Avoid unregulated sources to ensure the product’s safety and authenticity.