A diazepine derivative having the following formula (III) or a pharmacologically acceptable salt thereof is used as A P2X
4
receptor antagonist:
wherein each of R
21
and R
22
is hydrogen, a C
1-8
alkyl group or the like;
R
23
is hydrogen, a C
1-8
alkyl group or the like;
each of R
24
and R
25
is hydrogen, a C
1-8
alkyl group or the like;
R
26
is hydrogen, a C
1-8
alkyl group, a halogen atom, hydroxyl, nitro, cyano, phenyl optionally having one or more substituents, or a heterocyclic group optionally having one or more substituents or the like; and
p is 0 or 1.
具有以下式子(III)或其药理学上可接受的盐的一种二氮平衍
生物被用作P2X4受体拮抗剂:其中R21和
R22中的每一个是氢、C1-8烷基或类似物;R23是氢、C1-8烷基或类似物;R24和R25中的每一个是氢、C1-8烷基或类似物;R26是氢、C1-8烷基、卤素原子、羟基、硝基、
氰基、苯基(可选地具有一个或多个取代基)或杂环基(可选地具有一个或多个取代基)或类似物;p为0或1。