Where can I get good Moguisteine

Where can I get good Moguisteine? Many people are strange to this object, and xiamen is the introduction to it:

Mojistam, a respiratory system, is used to treat coughs caused by infections, irritants, inflammation and chronic respiratory diseases caused by cancer. The central and peripheral sex of cough medicine. A drug that directly inhibits the action of antitussis in the cough centre is known as a central antitussive drug. Suppression of cough reflex arc sensor, the afferent nerve, as well as a link in the effector cough effect of drugs known as peripheral cough medicine, also called peripheral cough medicine, are some of the drugs have local anesthesia effect, its mechanism of action is have local anesthetic effects on respiratory tract receptors, inhibit cough reflex to heart impulse, which inhibit lung stretch receptor and excitability of the sensory nerve endings, so as to achieve the role of cough. Mogistein is an acetylcholine antagonist and peripheral nonanesthetic cough medicine, which has no effect on the central nervous system and is not addictive.