Asiatic moonseed drop pills and preparation method thereof
A technology of Beidougen and root dripping pills, which can be applied in the fields of pill delivery, pharmaceutical formulations, medical preparations containing active ingredients, etc., can solve the problems of low bioavailability, unstable quality, long disintegration time limit, etc., and achieve biological High utilization, good drug stability, and the effect of improving bioavailability
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Embodiment 1
[0017] Embodiment 1: get the northern bean root medical material, be pulverized into coarse powder. Take 1000g of northern bean root coarse powder, add water and decoct twice, the amount of water added is 8 times the amount for the first time, and 6 times the amount for the second time, the decoction time is 2 hours for the first time, 1 hour for the second time, filter; combine 2 filtrates, concentrate to a relative density of 1.20 (60°C), add ethanol to make the alcohol content 70%, stir evenly, let stand for 12 hours, centrifugal filter, take the supernatant to recover ethanol, concentrate to a relative density of 1.20~ 1.25 (20°C) extract, vacuum-dry or spray-dry the extract to obtain the extract. Take the extract, crush it, and pass through a 100-mesh sieve. Pepper root extract by weight ratio: polyethylene glycol 6000 =1:2 ratio, add to the melted matrix (90°C), stir evenly, drop into simethicone coolant (3°C), separate drop pills, absorb the coolant, dry to obtain.
Embodiment 2
[0018] Embodiment two: get the northern bean root medical material, be pulverized into coarse powder. Take 1000g of northern bean root coarse powder, add water and decoct twice, the amount of water added is 8 times the amount for the first time, and 6 times the amount for the second time, the decoction time is 2 hours for the first time, 1 hour for the second time, filter; combine 2 filtrates, pass the filtrate through the treated and filled macroporous adsorption resin column, resin type D101, first elute with 1 times the column volume of water, discard the eluent, and then use 4 times the column volume of 70% ethanol The extract adsorbed on the macroporous resin is eluted, the eluent is recovered with ethanol, concentrated to an extract with a relative density of 1.20-1.25 (20°C), and the extract is vacuum-dried to obtain an extract. Get extract, pulverize, cross 100 mesh sieves, be the root extract of bean root by weight: the ratio of mixed matrix=1: 1.5 (mixed matrix is ...
Embodiment 3
[0019] Example 3: In this example, the roundness, difference in pill weight, hardness, dissolution time and other indicators are investigated through the formulation of the root extract of the bean root and different matrixes, so as to determine the weight ratio of the extract to a single or mixed matrix.
[0020] Trials of Beidou root extract and different matrix formulations (extracts are 1 part)
[0021]
[0022] Note: 1. The coolant is simethicone oil or liquid paraffin, and the cooling temperature is 3-5°C; the temperature of the heat preservation of the drug material and the dripper is 85-90°C; the dripping speed is 30-50 capsules / min.
[0023] 2. The above results show that all the indicators of No. 4, 5, 6, 7, and 8 tests are good, that is, when the ratio of the extract to the matrix is 1:1-1:5, it can be dripped smoothly. However, considering the dosage and other factors, the preferred ratio is Test Nos. 4, 5, 6, and 8, that is, the ratio of the extract to the ma...
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