anticoagulant agent

例句：

1. 1.The drug is an effective anticoagulant for treating deep vein thrombosis.
   这种药物是治疗深静脉血栓的有效抗凝剂。
2. 2. The research team discovereda new anticoagulant thatcould potentially save lives.
   研究团队发现了一种新的抗凝剂，可能挽救生命。
3. 3. Thepatient was given a medication to prevent bloodclots and maintain the effectiveness of theanticoagulant.
   患者被给予一种药物以防止血液凝固并保持抗凝剂的有效性。