Preparation method of anti-asthmatic antitussive capsules
A capsule and anti-asthmatic technology, applied in the field of preparation of Pingchuan Zhike capsules, can solve the problems of reducing the utilization rate of medicinal materials, large dosage, waste and the like, shortening the disintegration time and the onset time, improving the preparation process, and improving the effect the effect of strength
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Embodiment 1
[0026] A preparation method of anti-cough capsules mainly includes the following steps:
[0027] (1) The wild horse chase, hydrangea, and cicada were extracted three times with 80% ethanol under reflux, and the volume of ethanol used was 5, 4, and 4 times the weight of the medicinal material respectively; the extraction time was 2h, 1h, 1h, and the medicinal solution was combined , Filter, and recover ethanol from the filtrate until the alcohol content of the medicinal solution is 30%-40%, to obtain a mixture of medicinal material alcohol extracts for use;
[0028] (2) Add water to decoct the residues of Yemachai, Tianxianzi and Cicada slough medicinal materials twice, add water volume to 5 times and 4 times the weight of medicinal materials, 2h each time, the medicinal solution is filtered and concentrated, settled for 24h, and the supernatant is filtered out , Concentrated to a Baume degree of 6°Be (60°C), combined with the alcohol extract mixture, and concentrated into an extrac...
Embodiment 2
[0033] A preparation method of anti-cough capsules mainly includes the following steps:
[0034] (1) The wild horse chase, hydrangea, and cicada were extracted three times with 80% ethanol under reflux, and the volume of ethanol used was 7 times, 6 times, and 6 times the weight of the medicinal materials; the extraction time was 3h, 2h, 1h, and the medicinal solution was combined , Filter, and recover ethanol from the filtrate until the alcohol content of the medicinal solution is 30%-40%, to obtain a mixture of medicinal material alcohol extracts for use;
[0035] (2) Add water to decoct the residues of Yemazhu, Tianxianzi and Cicada slough medicinal materials twice, add water volume to 6 times and 5 times the weight of medicinal materials, 2 hours each time, the medicinal solution is filtered and concentrated, settled for 24 hours, and the supernatant is filtered out , Concentrated to Baume degree 8°Be (70°C), combined with the alcohol extract mixture, and concentrated into extra...
Embodiment 3
[0040] A preparation method of anti-cough capsules mainly includes the following steps:
[0041] (1) The wild horse chase, hydrangea, and cicada were extracted three times with 80% ethanol under reflux, and the volume of ethanol used was 10 times, 8 times, and 8 times the weight of the medicinal materials; the extraction time was 3h, 1h, 2h, and the medicinal solution was combined , Filter, and recover ethanol from the filtrate until the alcohol content of the medicinal solution is 30%-40%, to obtain a mixture of medicinal material alcohol extracts for use;
[0042] (2) Add water to decoct the residues of Yemachai, Tianxianzi, and Cicada slough medicinal materials twice, add water volume to 8 times and 6 times the weight of medicinal materials, 2 hours each time, the medicinal solution is filtered and concentrated, precipitated for 24 hours, and the supernatant is filtered out , Concentrated to a Baume degree of 10°Be (80°C), combined with the alcohol extract mixture, and concentra...
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