可影响凝血过程的各环节，能抑制凝血酶原变成凝血酶，抑制凝血酶促进纤维蛋白原变为纤维蛋白的作用，防止血小板粘着、凝集和释放，从而延长凝血时间，预防血栓形成。
Heparin calcium efficacy: can affect the blood clotting process of all links, can inhibit the clotting enzyme into clotting enzyme, inhibit the coagulant enzyme to promote fibrinogen into fibrinoprotein role, prevent platelets from sticking, clotting and release, thereby prolonging the clotting time, prevent thrombosis.
