A compound having the following formula (II) or a pharmacologically acceptable salt thereof is used as a P2X4 receptor antagonist:
wherein each of R11 and R12 is hydrogen, C1-8 alkyl or the like;
R13 is hydrogen, C1-8 alkyl or the like;
R14 is C1-8 alkoxy, hydroxyl, cyano, a heterocyclic group optionally having a substituent or the like; and
the condensed ring consisting of W1 and the neighboring benzene ring is naphthalene ring or the like.
具有以下式子(II)或其药学上可接受的盐的化合物被用作P2X4受体拮抗剂:其中R11和R12中的每一个是氢,C1-8烷基或类似物;R13是氢,C1-8烷基或类似物;R14是C1-8烷氧基,羟基,
氰基,一个带有取代基的杂环基或类似物;并且由W1和相邻苯环组成的融合环是
萘环或类似物。