Provided is a novel salt of fimasartan, exhibiting excellent solubility and bioavailability. Moreover, provided are a production method thereof, and a pharmaceutical composition containing the same. According to an embodiment of the present invention, the novel salt of fimasartan can be a choline salt of fimasartan, a hydrate thereof, or a solvate.COPYRIGHT KIPO 2017본 발명은 우수한 용해도와 생체이용률을 가지는 피마살탄의 신규염, 이의 제조방법 및 이를 포함하는 약제학적 조성물을 제공한다.