Dripping pills for clearing heat and expelling-coagulates, and its preparing method
A technology for clearing away heat and dissipating stagnation and dropping pills, which is applied in the fields of pill delivery, pharmaceutical formulations, and medical preparations containing active ingredients, etc. It can solve problems such as low bioavailability, unstable quality, and long disintegration time limit, and achieve bioavailability High drug stability, good drug stability, and beneficial to GMP management
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Embodiment 1
[0016] Example 1: Take Senecio 3000g, add water to decoct twice, add 8 times the amount of water for the first time, and 6 times the amount for the second time, decoct for 2 hours each time, combine the decoction, let stand for 12 hours, filter , the filtrate is concentrated into an extract with a relative density of 1.12 to 1.22 (60°C), adding ethanol to make the alcohol content 60%, stirring evenly, standing for 12 hours, filtering, reclaiming ethanol from the filtrate, and concentrating to a relative density of 1.15 to 1. 25 (60°C) extract, add ethanol to make the alcohol content 70%, stir evenly, let stand for 24 hours, take the supernatant to recover ethanol, concentrate to extract, and vacuum dry the extract to obtain the extract. Take the extract, crush it, and pass through a 100-mesh sieve. Senecio extract by weight ratio: polyethylene glycol 6000 =1:2 ratio, add to the melted matrix (85°C), stir evenly, drop into simethicone coolant (4°C), separate drop pills, absorb...
Embodiment 2
[0017] Embodiment two: get the extract of embodiment one, pulverize, cross 100 mesh sieves. Senecio extract by weight ratio: mixed matrix = 1: 1.5 (polyethylene glycol 6000: poloxamer according to 1: 0.3 formula), add to the melted mixed matrix (85 ° C), stir well , drop into simethicone coolant (4°C), separate the dropping pills, absorb the coolant, and dry to obtain.
Embodiment 3
[0018] Example 3: In this example, through Senecio extract and different matrix formulations, the roundness, pill weight difference, hardness, dissolution time and other indicators are investigated to determine the weight ratio of the extract to a single or mixed matrix.
[0019] Senecio extract and different matrix formulation tests (extracts are 1 part)
[0020] Note: 1. The coolant is simethicone oil or liquid paraffin, and the cooling temperature is 1-5°C; the temperature of the drug material insulation and dripper is 85-90°C; the dripping speed is 30-50 capsules / min.
[0021] 2. The above results show that all the indicators of No. 4~11 experiments 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 No. 4, 6, 8, and 10, that is, the ratio of extract to matrix is 1:1-1:2.
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