The invention relates to a novel crystal modification, containing water of crystallization, of disodium 3-amino-1-hydroxypropane-1,1-diphosphonate of the formula ##STR1## and to a process for the manufacture thereof. This modification is suitable for the oral treatment of disorders of the calcium and phosphate metabolism and associated diseases in warm-blooded animals.
本发明涉及一种新的晶体改性,包含结晶
水,其
化学式为##STR1##的双
钠3-
氨基-1-羟基
丙烷-1,1-
二膦酸盐,并涉及其制备方法。该改性适用于治疗温血动物的
钙和
磷代谢障碍及相关疾病的口服治疗。