Crystalline polymorphs of (3 R)-1-(2-methylalanyl-D-tryptophyl)-3 (phenylmethyl)-3-piperidinecarboxylic acid 1,2,2-trimethylhydrazide which are useful as pharmaceutical agents are disclosed. Methods of production and isolation of these polymorphs and pharmaceutical compositions which include these polymorphs and pharmaceutical methods of treatment are also disclosed. The crystalline polymorphs of the present invention are useful as they act directly on the pituitary gland cells to release growth hormone.
本发明公开了可用作药剂的(3 R)-1-(2-甲基丙
氨酰-D-色
氨酰)-3(苯基甲基)-3-
哌啶羧酸 1,2,2-三甲基
肼的结晶多晶体。还公开了这些多晶型物的生产和分离方法以及包括这些多晶型物的药物组合物和药物治疗方法。本发明的结晶多晶物直接作用于垂体细胞,释放生长激素,因此非常有用。