Traditional Chinese medicine compound preparation for preventing recurrent aphthae, preparation method and application thereof
A technology for recurrent aphthous ulcers and compound preparations, applied in the directions of pharmaceutical formulas, medical preparations containing active ingredients, and drug combinations, can solve the problems of unsatisfactory efficacy and low proportion of systemic treatment drugs, and achieve good development prospects and take Convenience and rich medicinal effects
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Embodiment 1
[0025] Embodiment 1: the preparation method of oral liquid for preventing and treating recurrent aphtha
[0026] Cortex paeonol 2Kg, add 20L water, soak 30min, steam distillation extracts distillate 8.0 hours, gained distillate after standing still at low temperature for 24 hours, decompression suction filtration obtains crystallization 0.55Kg and suction filtrate, suction filtrate low temperature decompression (- 0.085Mpa, 70 ~ 80 ℃) concentrated to obtain the water extract I; the obtained crystals were dried in a desiccator, weighed, and dehydrated alcohol was added to disperse the crystals according to 1:6 (crystallization amount: dehydrated alcohol), and dehydrated alcohol was obtained. Solution, use saturated aqueous solution method to include 10 times the amount of β-cyclodextrin, stir continuously at 45°C for 1.5 hours at a constant temperature of 100 rpm, refrigerate at 0-5°C for 24 hours, crystallize, and filter with suction , a small amount of purified water and ethy...
Embodiment 2
[0027] Embodiment 2: Prevention and treatment of recurrent aphtha drug effect test result
[0028] 1. Effects of prevention and treatment of recurrent aphth on the pathological morphology and immune organ index of oral ulcers in golden hamsters induced by carbolic acid
[0029] 120 golden hamsters were randomly divided into 6 groups, 20 in each group (16 in the blank control group). Except for the blank control group, animals in each group were given corresponding therapeutic drugs 36 hours and 12 hours before challenge.
[0030]When attacking the virus, anesthetize the golden hamster with ether, gently pull out the right cheek pouch with two hemostatic forceps, fix it, and use a glass tube with a length of 6 cm and an inner diameter of 0.8 cm, and a small cotton ball inside to make the small cotton ball Make the bottom even with the lower opening of the glass tube, then drop 90% carbolic acid solution into the tube until the small cotton balls are just soaked, and then place...
Embodiment 3
[0081] (3) Embodiment three: the acute toxicity test of oral liquid for prevention and treatment of recurrent aphthous sores——measurement of maximum dosage (MTD)
[0082] Take 40 Kunming mice, weighing 18-22 g, half male and half male. Randomly divided into 2 groups, 20 in each group. Namely (1) Kouchuang oral liquid group; (2) Blank control group. After 12 hours of fasting before the experiment, the oral solution for preventing and treating recurrent aphthous sores was given to the mice once by intragastric administration of 40ml / kg; the blank control group was given the same amount of normal saline. The behavior, activity, food intake, body weight, feces, and death of the tested mice were recorded for 2 weeks, and the undead mice were sacrificed 2 weeks later for autopsy.
[0083] Press 256g / kg [6.4g (crude drug) / ml * 40ml / kg] dose once gavage administration to 20 mice, on the same day and within 2 weeks after administration, see that the mouse hair color is smooth, activi...
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