Introduction

Cyproheptadine hydrochloride is a serotonin antagonist and a histamine H1 blocker used as antipruritic, appetite stimulant, antiallergic, and for the post-gastrectomy dumping syndrome, etc.
Cyproheptadine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes/nose, sneezing, hives, and itching. It works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction. This medication also blocks another natural substance in your body (serotonin).
Cyproheptadine hydrochloride is also called second benzene heptyl organism, partial pain, e thyl benzene ring heptyl organism, anti root, is a kind of six hydrogen pyri dine class antihistamines, can compete with the release of histamine of H1 receptor on the effector cells, so as to prevent the onset of allergic reactions, remove the cause spasm of histamine Chemicalbook and congestion, this product has strong H1 receptor antagonist, The antihistamine effect is stronger than that of prulamine and promethazine. Have mild, moderate anti - 5- hydroxytryptamine effect and anti - choline effect. In addition, still have the action that stimulates appetite, the visible weight after taking certain time increases.
Cyheptadine hydrochloride is a white or yellowish crystalline powder, almost odorless and slightly bitter in taste. Soluble in me thanol, soluble in chloro form, slightly soluble in ethanol, slightly soluble in water, and almost insoluble in ether.