Product name: Promethazine hydrochlorine
CAS:58-33-3
Molecular formula:C17H20N2S•HCl
Molecular weight:320.88
Product description:A common cough medicines, is an anti-histamine drug, competitively block histamine H1 receptors of histamine against telangiectasia, and reducing its permeability. Therefore, it is possible to calm the cough because airway irritation caused.