Pharmaceutical composition for treating internal haemorrhage and application thereof
A composition and drug technology, applied in the field of medicine, can solve the problems of insufficient drug effect, difficult to cure fundamentally, discomfort and the like, and achieve a remarkable effect of promoting coagulation.
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Embodiment 1
[0013] Example 1 Preparation of Alcoholic Extract of Clove Clove Leaf
[0014] Put 2kg of dried clove leaves in a round-bottomed flask, use 20L of 90% (v / v) ethanol and 65% (v / v) ethanol to reflux extract twice, each time for 4 hours, and pour out the alcoholic extract. Combine the 4 extracts, filter, recover ethanol and continue to concentrate to a thick paste, dry under reduced pressure at 70°C, pulverize into fine powder, and pass through a 100-mesh sieve to obtain the ethanol extract of Clove tomentosa leaves.
Embodiment 2
[0015] Example 2 Preparation of Alcoholic Extract of Clove Clove Leaf
[0016] Put 1 kg of dry clove leaves in a round bottom flask, and use 13 L of 85% (v / v) ethanol and 60% (v / v) ethanol to reflux extract twice, each time for 4 hours, and pour out the alcoholic extract. Combine 4 extracts, filter, recover ethanol and continue to concentrate into a thick paste, dry under reduced pressure at 70°C, pulverize into fine powder, pass through a 100-mesh sieve, and obtain the ethanol extract of Clove cloves leaves.
Embodiment 3
[0017] Example 3 Experiment of recalcification time in mouse plasma
[0018] 36 SPF grade NIH mice, with a body weight of 18-22g, were randomly divided into 3 groups, half male and half male, respectively control group (15mL / kg normal saline), low and high dose groups ( Administer the ethanol extract of Clove tomentosa leaves prepared in Example 1 of the present invention, the dosages are 65 and 130 mg / kg respectively), and intragastric administration, 1 time / d, for 7 consecutive days. One hour after administration on the seventh day, the eyeballs were removed to obtain 1 mL of blood, which was put into a centrifuge tube added with sodium citrate solution, centrifuged at 3000 r / min for 10 min, and the plasma was separated for later use. Take 0.1mL of the upper plasma layer into a test tube, put it in a 37°C water bath and incubate for 2min, then add 0.1mL of 0.25mol / L calcium chloride solution; After 1min, slowly tilt the test tube once every 15s. Record the time required fr...
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