Cetirizine Di HCL is a crystalline solid with a molecular weight of 461.81 g and a CAS No of 83881-52-1. This medication is commonly used to treat allergies such as hay fever, hives, and skin allergies. It functions by reducing the amount of histamine in the body, which is released during an allergic reaction. Cetirizine Di HCL is available in powder form and can be stored at room temperature. It has a melting point of 110-115C and a boiling point of 542.1C at 760 mmHg. This medication is commonly prescribed by doctors and pharmacists and is available for purchase from various distributors, exporters, manufacturers, suppliers, and traders.