The bright Knot crystalline substance for being related to [(4- Hydroxyalkyl base -1- methyl -7- phenoxy group-Iso quinoline -3- carbonyl)-amino]-acetic acid of this Hair consolidates Body form, and the method for System Prepare The form and its Drug object Group close object and application method.本發明涉及[(4‑羥基‑1‑甲基‑7‑苯氧基‑異喹啉‑3‑羰基)‑氨基]‑乙酸的結晶固體形態,製備該形態的方法,以及其藥物組合物和使用方法。