DIOXOPROMETHAZINE HCl CAS NO.13754-56-8

Use: anti-histamine, anti-smooth muscle spasm, cough. For cough, asthma. Also for the treatment of urticaria and skin itching psychosis. 
Storage: shading, sealed. 

This product has a good use of cough and asthma, expectorant, anti-cholestyramine and local anesthesia, the antitussive effect is stronger, the same with the codeine . Clinically used antitussive, expectorant, acute and chronic bronchitis, and for a variety of diseases caused by cough.