A preparation with the functions of relieving cough and reducing phlegm and its preparation method
A technology of preparation and function, which is applied in the preparation and production of C. glabrata, and the extraction of active ingredients in C. chinensis. It can solve the problems of no reports on cough and phlegm, and achieve good results in relieving cough and reducing phlegm. Rapid curative effect and convenient administration
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Embodiment 1
[0027] Embodiment 1: the preparation of extract
[0028] Take 3 kg of glaucous catechu branches and leaves, and extract the volatile oil by steam distillation for later use; the dregs are reflux extracted with 10 times the amount of 65% ethanol for 3 times, each time for 0.5 hours, the extract is filtered, the filtrates are combined, and then added 8 times the amount of petroleum ether-60 for extraction, after layering, take petroleum ether-60 layer and filter, the filtrate recovers the solvent, concentrates to make an extract with a relative density of 1.30 at 55°C, and combines the extract and volatile oil to obtain the photic branch Gourd tea extract.
Embodiment 2
[0029] Embodiment 2: the preparation of extract
[0030] Get 4.5kg of glaucous catechu branches and leaves and pulverize them, and extract the volatile oil by steam distillation for later use; the dregs are reflux extracted with 6 times the amount of 100% ethanol for 1.5 hours, the extract is filtered, and the filtrate is extracted by adding 6 times the amount of chloroform. After layering, take the chloroform layer and filter it, recover the solvent from the filtrate, concentrate it to make an extract with a relative density of 1.15 at 60°C, combine the extract and volatile oil to obtain the extract of C. glabrata.
Embodiment 3
[0031] Embodiment 3: the preparation of extract
[0032] Take 2kg of the branches and leaves of Catechus glabrata, and extract the volatile oil by steam distillation for later use; the dregs are extracted twice with 80% ethanol at a concentration of 8 times, each time for 1 hour, the extract is filtered, the filtrates are combined, and then added Extract with 7 times the amount of chloroform, after layering, take the chloroform layer and filter, recover the solvent from the filtrate, concentrate it to make an extract with a relative density of 1.20 at 60°C, combine the extract and volatile oil to obtain the tea extract.
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