Gold granules used for treating cold and influenza and preparation method thereof
A technology of granules and gold, which is applied in the field of gold granules for treating colds and flu and its preparation, can solve the problems of fever reduction, slow pain relief, lack of significant drug effect, etc., achieve high content of active ingredients, obvious cough-relieving effect, and inhibit a variety of influenza The effect of the virus
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Embodiment 1
[0015] a. Take Scutellaria baicalensis with a weight ratio of 30% and add water to decoct three times, the first time for 2 hours, the second and third times for 1 hour each, combine the decoction, filter, concentrate the filtrate and add 2mol / L hydrochloric acid solution at 80°C to adjust the pH value to 1.0-2.0, keep warm for 1 hour, stand still for 12 hours, filter, add 6-8 times the amount of water to the precipitate, adjust the pH value to 7.0 with 40% sodium hydroxide solution, and then add the same amount of sodium hydroxide solution Ethanol, stir to dissolve, filter, adjust the pH value of the filtrate to 2.0 with 2mol / L hydrochloric acid solution, keep it at 60°C for 30 minutes, let it stand for 12 hours, filter, wash the precipitate with ethanol until the pH value is 7.0, and recover the ethanol for later use.
[0016] b. Take 20% honeysuckle, 18% nasturtium, 17% isatidis and 15% bupleurum, add 8 times the weight of water, decoct twice for 0.5 hours each time, filter,...
Embodiment 2
[0020] a. Take Scutellaria baicalensis with a weight ratio of 20%, add water and decoct three times, the first time for 2 hours, the second and third times for 1 hour each, combine the decoction, filter, concentrate the filtrate and add 2mol / L hydrochloric acid solution at 80°C to adjust the pH value to 1.0-2.0, keep warm for 1 hour, stand still for 12 hours, filter, add 6-8 times the amount of water to the precipitate, adjust the pH value to 7.0 with 40% sodium hydroxide solution, and then add the same amount of sodium hydroxide solution Ethanol, stir to dissolve, filter, adjust the pH value of the filtrate to 2.0 with 2mol / L hydrochloric acid solution, keep it at 60°C for 30 minutes, let it stand for 12 hours, filter, wash the precipitate with ethanol until the pH value is 7.0, and recover the ethanol for later use.
[0021] b. Take 30% honeysuckle, 15% nasturtium, 15% isatidis and 20% Bupleurum, add 10 times water, decoct 3 times, 1 hour each time, filter, combine the filtra...
Embodiment 3
[0025] a. Take Scutellaria baicalensis with a weight ratio of 40%, add water and decoct three times, the first time for 2 hours, the second and third times for 1 hour each, combine the decoction, filter, concentrate the filtrate and add 2mol / L hydrochloric acid solution at 80°C to adjust the pH value to 1.0-2.0, keep warm for 1 hour, stand still for 12 hours, filter, add 6-8 times the amount of water to the precipitate, adjust the pH value to 7.0 with 40% sodium hydroxide solution, and then add the same amount of sodium hydroxide solution Ethanol, stir to dissolve, filter, adjust the pH value of the filtrate to 2.0 with 2mol / L hydrochloric acid solution, keep it at 60°C for 30 minutes, let it stand for 12 hours, filter, wash the precipitate with ethanol until the pH value is 7.0, and recover the ethanol for later use.
[0026] b. Take 10% honeysuckle, 25% nasturtium, 10% isatidis and 15% Bupleurum, add 12 times water, decoct 4 times, 2 hours each time, filter, combine the filtr...
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