Oral cavity washing liquid and preparation method thereof
A technology for washing liquid and oral cavity, which is applied in the field of oral washing liquid, can solve the problems of low compliance and inaccurate curative effect, etc., and achieves good market prospects, improves compliance, and reduces precipitation.
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Embodiment 1
[0022] The impact of embodiment 1 bulk drug proportioning on antibacterial effect
[0023] The raw material ratio of each sample is shown in the table below:
[0024] The raw material formula of each sample of table 1
[0025]
[0026]
[0027] Weigh the medicinal material according to the above ratio, add 10 times the temperature of water and soak for 3 hours, filter, and the filtrate is rotary evaporated to dryness, then dissolved in glycerin, and prepared into a medicinal solution with a concentration of 25, 12.5, 6.25, 3.125, 1.5625 mg / ml by the ratio dilution method .
[0028] Dissolve Streptococcus mutans, Staphylococcus, and Candida albicans in broth culture solution respectively, and prepare a concentration of 10 8 cfu / ml bacterial suspension.
[0029] Pipette 0.5ml of different concentrations of the drug solution under each sample number into a 96-well microwell plate, add 0.1ml of bacterial suspension to each well, blow and mix with a pipette gun, and then p...
Embodiment 2
[0040] Embodiment 2 extraction solvent screening test
[0041] Ainaxiang 700g, skullcap leaves 1100g, philodendron leaves 500g
[0042] 1) Take Ainaxiang, scutellaria baicalensis leaves, and phobia leaves, add 15Kg of water, heat to 85°C and soak for 1.5 hours, filter, collect the extract, add 10Kg of water to the dregs, heat to 85°C, soak for 1.5 hours, filter , collect the extract, combine the two extracts and concentrate into a clear paste with a relative density of 1.25;
[0043] 2) Divide the clear ointment into 9 parts on average by weight, one of which is not subjected to any treatment as a blank control, and the remaining 8 parts are added with methanol, propylene glycol, n-butanol, ethyl acetate, tetrahydrofuran, ether, chloroform, and petroleum ether respectively. Extraction, separation of the organic phase and concentration into a clear paste with a relative density of 1.35;
[0044] 3) The clear paste was dried under pressure to constant weight, and the contents ...
Embodiment 3
[0050] Ainaxiang 700g, skullcap leaves 1100g, philodendron leaves 500g
[0051] 1) Take Ainaxiang, add 5Kg of water to distill for 8 hours, collect the essential oil and store it in another container for later use;
[0052] 2) Take Scutellaria baicalensis leaves and philodendron chinensis leaves, add them to the medicinal residues after distillation in step 1), add water and heat to 80°C for warm soaking and extracting 3 times, the amount of water added each time is 8Kg, the extraction time is 0.5 hours, filter and combine The three extractions are concentrated into a clear paste with a relative density of 1.25;
[0053] 3) adding tetrahydrofuran to the clear paste of step 2) for extraction, separating the organic phase and concentrating into a clear paste with a relative density of 1.35;
[0054] 4) add distilled water earlier in the clear paste of step 3), then add standby volatile oil and 0.05% (volume) Tween 80, 1% (volume) glycerin, 0.1% (weight) sodium benzoate, stirrin...
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