A suspension or a particle-solvent mixture system, which contains microparticles of zinc-containing calcium phosphate with particular chemical composition, specifically, microparticles of sparingly soluble zinc-containing calcium phosphate, and a therapeutic agent for treating zinc deficiency are provided. Particulary, a suspension or particle-solvent mixture system is prepared by mixing microparticles of zinc-containing calcium phosphate consisting of from 0.6 ppm to 13% by weight of zinc, 33-57% by weight of P
2
O
5
, 10-65% by weight of CaO and 0-28% by weight of H
2
O with a water-miscible or water-immiscible solvent. Such a suspension or particle-solvent mixture system can be used as a therapeutic agent for treating zinc deficiency.
提供了一种悬浮液或颗粒-溶剂混合物系统,其中包含具有特定
化学组成的含
锌磷酸钙微粒,特别是微粒状的难溶性含
锌磷酸钙,以及用于治疗
锌缺乏症的治疗剂。特别地,通过将含有0.6 ppm至13%重量
锌,33-57%重量
P2O5,10-65%重量CaO和0-28%重量
H2O的含
锌磷酸钙微粒与
水溶性或不溶性溶剂混合制备悬浮液或颗粒-溶剂混合物系统。这种悬浮液或颗粒-溶剂混合物系统可用作治疗
锌缺乏症的治疗剂。