Multifunctional bleeding arresting nanoparticles with low thrombosis risk, preparation method therefor and application of multifunctional bleeding arresting nanoparticles

The invention relates to the technical field of medicines and discloses multifunctional bleeding arresting nanoparticles with low thrombosis risk. The multifunctional bleeding arresting nanoparticlesare prepared from the following ingredients in parts by weight: 1-4 parts of polypeptide with positive charges and 2-4 parts of prodrug of antiplatelet drugs. The invention further provides a preparation method for the multifunctional bleeding arresting nanoparticles with low thrombosis risk. The invention further provides application of the multifunctional bleeding arresting nanoparticles with low thrombosis risk. The multifunctional bleeding arresting nanoparticles can be used for efficiently arresting bleeding, resisting infection and promoting restoration and can be used for inhibiting a hypercoagulative state of blood in an organism and lowering the risk of thrombosis. 本发明涉及医药技术领域，公开了一种低血栓风险的多功能止血纳米粒，由以下重量份数的组分组成：带有正电荷的多肽1～4份和抗血小板药物的前药2～4份。本发明还提供了该低血栓风险的多功能止血纳米粒的制备方法。本发明还提供了该低血栓风险的多功能止血纳米粒的应用。本发明可高效地止血、抗感染和促修