Polymers for pharmaceuticals
Polymers for pharmaceuticals
发布时间：2025-02-20 01:20:07
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由 快搜搜题库 官方老师解答 )
答案：药用高分子材料(polymers for pharmaceuticals),是指具有生物相容性、经过安全评价且应用于药物制剂的一类高分子辅料。药用高分子材料是一种药物缓释技术,就是通过医用高分子材料包覆在药物表面,当然药物不是成块状的,而是很小的。有高分子材料的保护,药物在短时间内不会被身体吸收,而是随血液流动到特定区域,当到达之后药物表面的高分子材料已经溶解到血液中,最终随体液排出。而药物能够有针对性的治疗病患处。
相关试题
- 1.Polymers for pharmaceuticals
- 2.Polymers with high molecular weights have _________
- 3.Virtually no water supplier entirely filters out pharmaceuticals because of _______.
- 4.Polymers transmit heat mainly through free electrons.
- 5.Monosaccharides are the monomers that link to form the biomolecular polymers called
- 6.Making polymers with both high strength and high _________is very difficult.
- 7.判断 Molecular weight and distributions of polymers has a profound effect on the properties of polymers
- 8.Anabolism usually ________ energy to produce polymers, whereas catabolism ________ energy to produce
- 9.Thermoset polymers are generally harder and stronger than thermoplastics and have better dimensional
- 10.In Polymers, bonds inside the long chain molecules are secondary bonding, bonds among the chains are
