| abstract |
(57) [Summary] [Structure] The following general formula: (In the formula, R 1 is a hydrogen atom, a lower alkyl group, a lower alkoxy group or a halogen atom, R 2 is a hydrogen atom or a lower alkyl group, m is an integer of 2 or 3, and n is an integer of 0 or 1. , P represents an integer of 2 to 5) and a benzenesulfonamide derivative containing a cyclic amine, and a pharmacologically acceptable salt thereof. [Effect] The compound of the present invention has a thromboxane A 2 receptor antagonistic action and is useful as a platelet aggregation inhibitor, an antithrombotic agent and an antiasthma agent. |