19
Cisapride in Clinic
In 1995, it was recorded in BP and EP. In 1997, it became top 25 of 500 best-selling
drugs with 1.04 billion dollars. In 2000, 386 severe ADR, 125 death. It was suspended in USA and UK in same year.
3 and 4-substituents on the same side of pyridine ring
15
Cl
O 4O 3
N H
N
F O
H2N
O
O
O
F
Cl
N H
N
O
H2N
O
O
O
F
Cl
N H
N
O
H2N
O
O
O
F
Cl
N H
N
O
H2N
O
2-cis isomers
in clinic
4-isomers of
Structure is similar, but has no function for anti-
cardiac arrhythmias
Cl H2N
O
N N H O
metoM cetl甲 ooc氧 lo pp 普 rra 胺 amimdeide
also used as an antiemetic
11
Metoclopramide
It is an antiemetic and gastroprokinetic agent.