Composition of medication for treating leucoderma, and preparation method
A technology of vitiligo and drugs, which is applied in the direction of drug combinations, pharmaceutical formulas, and medical preparations containing active ingredients, etc., can solve the problems of large side effects, long course of treatment, and low curative effect, and achieve the effect of less side effects, short course of treatment, and definite curative effect
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Embodiment 1
[0015] The raw materials are weighed according to the following proportions: 15 parts of insect repellent Vernonia, 15 parts of psoralen, 10 parts of angelica, 10 parts of Fangfeng, and 10 parts of cnidium.
[0016] Preparation method: crush the above raw materials into coarse powder, soak in 50-70% ethanol for 1-3 days, then percolate, collect the percolation liquid, add 50-70% ethanol to the dregs, reflux extraction for 2-6 hours, filter, Combine the filtrate with the above leachate, add 2% azone, mix well, let stand for 24 hours, filter, add 60% ethanol to the filtrate to adjust the total amount of ethanol, mix well, and obtain.
[0017] Wherein, the finished dosage form is any dosage form made of pharmaceutically acceptable carriers or excipients, such as tincture, granules, tablets, capsules, soft capsules, dripping pills, pills and the like. The same below.
Embodiment 2
[0019] The raw materials were weighed according to the following proportions: 55 parts of insect repellent Vernonia, 55 parts of psoralen, 45 parts of angelica, 45 parts of Fangfeng, and 45 parts of Cnidium.
[0020] Preparation method: crush the above raw materials into coarse powder, soak in 50-70% ethanol for 1-3 days, then percolate, collect the percolation liquid, add 50-70% ethanol to the dregs, reflux extraction for 2-6 hours, filter, Combine the filtrate with the above leachate, add 2% azone, mix well, let stand for 24 hours, filter, add 60% ethanol to the filtrate to adjust the total amount of ethanol, mix well, and obtain.
Embodiment 3
[0022] The raw materials are weighed according to the following proportions: 30 parts of insect repellent Vernonia, 30 parts of psoralen, 15 parts of angelica, 15 parts of Fangfeng, and 20 parts of cnidium.
[0023] Preparation method: crush the above raw materials into coarse powder, soak in 50-70% ethanol for 1-3 days, then percolate, collect the percolation liquid, add 50-70% ethanol to the dregs, reflux extraction for 2-6 hours, filter, Combine the filtrate with the above leachate, add 2% azone, mix well, let stand for 24 hours, filter, add 60% ethanol to the filtrate to adjust the total amount of ethanol, mix well, and obtain.
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