Dripping pills for improving sleep quality and its preparation process
A technology of Liermian and dripping pills, which can be applied in pill delivery, pharmaceutical formulations, medical preparations containing active ingredients, etc. It can solve the problems that capsules are easy to absorb moisture or break, affect the full effect of the drug, and have low bioavailability , to achieve the effects of labor protection and environmental protection, GMP management, and high bioavailability
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Embodiment 1
[0021] Embodiment 1: Take 1050g of Coptidis Rhizome, decoct twice with water, 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 3 hours for the first time, 2 hours for the second time, and the decoction is combined , filtered, and the filtrate was concentrated to an extract with a relative density of 1.18-1.20 (40°C), adding ethanol to make the alcohol content 65%, stirring evenly, standing for 12 hours, taking the supernatant to recover ethanol, and concentrating into an extract , vacuum-dried the extract to obtain Coptis chinensis extract. Take 175g of cinnamon, add 60-80% ethanol, add 6-8 times the amount for the first time, 4-6 times the amount for the second and third times, heat and reflux 3 times, the first time for 2 hours, the second time The second time and the third time are each 1.5 hours, filtered, the filtrate recovers ethanol, concentrates to the extract, and vacuum-dries the ext...
Embodiment 3
[0023] Example 3: In this example, through Coptis chinensis, cinnamon extract and different matrix formulations, the roundness, pill weight difference, hardness, dissolution time and other indicators are investigated to determine the weight ratio of Coptis chinensis, cinnamon extract and single or mixed matrix .
[0024] Coptis chinensis, cinnamon extracts and different matrix formula tests (extracts are 1 part)
[0025]
[0026] 9
Polyethylene glycol 6000: carboxymethyl starch
Sodium = 1:0.2 (5 parts)
+++
<10
+++
<10
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10
Polyethylene glycol 6000: Poloxamer
=1:0.2 (1 part)
+++
<10
+++
<10
+++
11
Polyethylene glycol 6000: Poloxamer
=1:0.2 (5 parts)
+++
<10
+++
<10
+++
[0027] Note: 1. The coolant is simethicone oil or liquid paraffin, and the cooling temperature is 1-5°C; the heat preservation temperatu...
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