Aerosol for treating asthma and preparation method thereof
A technology of spray and spray adjuvant, which is applied in the field of medicine, can solve the problems of slow onset of effect and difficulty in taking it for patients, and achieve the effect of not easy to relapse, retain medicinal efficacy, and have no recurrence of side effects
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[0059] The preparation method of above-mentioned spray, comprises the steps:
[0060] (a) Preparation of Chinese medicine extract: Weigh Dayeqinggui and Peppermint in parts by weight, extract by decocting in water, concentrate to a relative density of 1.05-1.10 (measured at 80°C), filter, and stand to obtain Chinese medicine Extract;
[0061] (b) Preparation of spray: add spray aid to the traditional Chinese medicine extract obtained in step (a), mix and stir evenly to obtain the spray.
[0062] As an optional embodiment of the present invention, the step (a) includes: weighing Dayeqing cinnamon and peppermint by weight, adding 6-8 times the amount of water to soak for 30-45 minutes, heating and boiling for 30-45 minutes, Filter to obtain the decoction a, and filter the residue for later use;
[0063] Add 6-8 times the amount of water to the above filter residue and heat for the second time, boil for 45-60 minutes, and filter to obtain decoction b;
[0064] Combine decoctio...
Embodiment 1
[0067] The spray for the treatment of asthma provided by embodiment 1 includes Chinese medicine extract and pharmaceutically acceptable spray auxiliaries; wherein:
[0068] In parts by weight, the traditional Chinese medicine extract is mainly prepared from the following raw materials: 25 parts of Dayeqingxianggui and 4 parts of mint;
[0069] In the spray aid, the solvent is ethanol, the emulsifier is Tween-80, the antioxidant is vitamin E, and the preservative is sorbitol.
[0070] In the spray, the content of the Chinese medicine extract is 30 grams per liter.
[0071] Prepare as follows:
[0072] (a) Take Dayeqing Gui and Mint by weight, add 7 times the amount of water to soak for 40 minutes, heat and boil for 35 minutes, filter to obtain decoction a, and filter residue for subsequent use;
[0073] Add 7 times the amount of water to the above filter residue and heat for the second time, boil for 50 minutes, and filter to obtain decoction b;
[0074] Combining the decoct...
Embodiment 2
[0077] The spray for treating asthma provided in Example 2 is the same as that in Example 1, except that in the spray, the content of the Chinese medicine extract is 10 g / L.
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