Novel preparation method for pinellia stomach-harmonizing Chinese patent medicine
A technology of Chinese patent medicine and pinellia, which is applied in the field of new preparation of pinellia and stomach Chinese patent medicine, can solve the problems of insufficient extraction, complicated extraction process, difficult preparation, etc., and achieve less loss of active ingredients, high extraction purity, and compliance Good results
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Embodiment 1
[0030] Embodiment 1: a kind of novel preparation method of pinellia and stomach Chinese patent medicine, comprises the following steps:
[0031] A. Grind 3.5 parts of ginger pinellia (1kg each, the same below), 2.5 parts of Zhigancao, and 1.5 parts of Chinese jujube to 40 mesh fineness, put them into a microwave ultrasonic extraction kettle, and add 10 times the weight of the original medicine Heat the water in a water bath at 100°C for 1 hour, then add concentrated HCL to adjust the pH to 3-4, turn on the microwave, heat the agent to 95°C and keep it for 3 minutes, then add 40% sodium hydroxide to adjust the pH to 7 , then add 99% ethanol with a multiple of 20 times the weight of the original drug, turn on the ultrasonic generator, adjust the frequency of the ultrasonic generator to 20KHz, turn off the ultrasonic generator after working for 15 minutes, filter at last, get rid of the filter residue, and recover the ethanol under reduced pressure, Concentrate the remaining liqu...
Embodiment 2
[0036] Embodiment 2: a kind of novel preparation method of pinellia and stomach Chinese patent medicine, comprises the following steps:
[0037] A. Grind 4 parts of ginger Pinellia, 3 parts of Radix Glycyrrhizae, and 2 parts of Jujube into 40-mesh fineness pellets, put them into a microwave-type ultrasonic extraction kettle, add water 10 times the weight of the original drug, and heat in a water bath at 100°C 1 hour, then add concentrated HCL to adjust the pH value to 3-4, turn on the microwave, heat the drug to 95°C and keep it for 6.5 minutes, then add 40% sodium hydroxide, adjust the pH to 7, and then add the original drug in a weight multiple of 20 times of 99% ethanol, turn on the ultrasonic generator, adjust the frequency of the ultrasonic generator to 20KHz, turn off the ultrasonic generator after working for 15 minutes, and finally filter, remove the filter residue, recover the ethanol under reduced pressure, and concentrate the remaining liquid to 1.05-1.1 thick paste...
Embodiment 3
[0042] Embodiment 3: a kind of novel preparation method of pinellia and stomach Chinese patent medicine, comprises the following steps:
[0043] A. Grind 4.5 parts of ginger Pinellia, 3.5 parts of Radix Glycyrrhizae, and 2.5 parts of Jujube to 40-mesh fineness pellets, put them into a microwave-type ultrasonic extraction kettle, add water 10 times the weight of the original drug, and heat in a water bath at 100°C 1 hour, then add concentrated HCL to adjust the pH value to 3-4, turn on the microwave, heat the drug to 95°C and keep it for 10 minutes, then add 40% sodium hydroxide, adjust the pH to 7, and then add the original drug in a weight multiple of 20 times of 99% ethanol, turn on the ultrasonic generator, adjust the frequency of the ultrasonic generator to 20KHz, turn off the ultrasonic generator after working for 15 minutes, and finally filter, remove the filter residue, recover the ethanol under reduced pressure, and concentrate the remaining liquid to 1.05-1.1 thick pa...
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