Decreasing the risk of apoplexy or heart disease. Restraining the build of fibrinogen, little dose of this product effectively expand micro-blood vessel and decreasing haematoblast. 6 weeks after taking this product, antibodies appears. More than one month of taking medicine, we strongly advice you to have a eyeground check, please stop taking when haemorrhage occurs as well as the fibrinogen level to 100mg. It is cautious to check the medicine due to the instabilization of the snake venom’s titer. Allergic patients should take therapy of removing hypersusceptibility or abandon taking this product. Usage: 0.05-0.12u/kg, limited amount is 1.0μ, combined with 200ml normal saline and then mainline, 30-60 drops/min, use for 15 days.