The present application refers to an aminoalkylbenzothiazepine derivative or a salt acceptable for pharmaceutical use thereof and a pharmaceutical composition for preventing or treating constipation comprising the same as an active ingredient. Claim 1: A compound represented by the formula (1) or a salt acceptable for pharmaceutical use thereof, wherein R¹ is hydroxy, carboxy or hydroxysulfonyl (C₁₋₄ alkyl)；R² and R³ are each independently hydrogen, C₁₋₄ alkyl,Hydroxi (c83218c83318324 matrix)；carbamoyl (C₁₋₄ alkyl),Carboxi, carboxi (rent c832131)(c) C83218c83318321； or R2 and R3 3；considered together with the respective carbon atom to which they are attached, they form C₃₋₇ cycloalkylene；R⁴ is carboxy hydrogen (C₁₋₄ alkyl)；R⁵ is hydrogen, halogen, (C₁₋₄ alkyl) thio, (C₁₋₄ alkyl) amino or di (C₁₋₄ alkyl) amino； R⁶ and R⁷ are each independently C₁₋₆ alkyl；R⁸ and R⁹ are each independently hydrogen, hydroxy, C₁₋₄ alkoxy,1. Lease of c83218331 and 83242431；halogen, nitro, cyano, amino, (C₁₋₄ alkyl) amino, di (C₁₋₄ alkyl) amino, acetamido, formyl, C₁₋₄ alkanoyl,carboxy, carbamoyl, (C₁₋₄ alkyl) carbamoyl, di (C₁₋₄ alkyl) carbamoyl, carbamoyloxy, (C₁₋₄ alkyl) carbamoyloxy, di (C₁₋₄ alkyl) carbamoyloxy, (C₁₋₄ alkyl) sulfonyloxy, sulfamoyloxy, (C₁₋₄ alkyl) sulfamoyloxy or di (C₁₋₄ alkyl) sulfamoyloxy； Q is C₅₋₁₀ aryl or C₅₋₁₀ heteroaryl；N is an integer from 0 to 3.La presente solicitud se refiere a un derivado de aminoalquilbenzotiazepina o a una sal aceptable para uso farmacéutico del mismo y a una composición farmacéutica para prevenir o tratar el estreñimiento que comprende el mismo como un principio activo. Reivindicación 1: Un compuesto representado por la fórmula (1) o una sal aceptable para uso farmacéutico del mismo, en la que R¹ es hidroxi, carboxi o hidroxisulfonil(alquilo C₁₋₄)； R² y R³ son cada uno independientemente hidrógeno, alquilo C₁₋₄, hidroxi(alquilo C₁₋₄), carbamoil(alquilo C₁₋₄), carboxi, carboxi(alquilo C₁₋₄), (heteroarilo C₅₋₁₀)(alquilo C₁₋₄) o (arilo C₅
