微量元素制剂在临床各科疾病的治疗、预防方面,在人类保健方面有着重大的理论和实用价值。目前国内多用无机元素供药用,这往往不是一个理想的化合物形式。硫酸锌口服液尽管加了各种调味剂,仍因其不愉快的口味而不易被儿童所接受。硫酸亚铁的片剂易氧化,不易制成注射液直接进入循环。SO_4~(-2)与许多注射剂有配伍禁忌,不能加入输液静脉滴注。如何把微量元素制成各 Trace element preparations in the clinical treatment of various diseases, prevention, human health has a significant theoretical and practical value. At present, the domestic use of inorganic elements for medicinal purposes, which is often not an ideal form of compound. Zinc sulfate oral solution, despite the addition of various flavors, is still not easily accepted by children due to its unpleasant taste. Ferrous sulfate tablets easily oxidized, not easy injection made into the cycle. SO_4 ~ (-2) incompatibility with many injection incompatibility, can not be added infusion intravenous infusion. How to make trace elements each