Compound Cortex Phellodendri gel for treating child eczema and preparation method
A technology of compound Phellodendron phellodendri and Phellodendron phellodendri, applied in the field of medicine, can solve the problems such as insufficient curative effect, short wound surface retention time, secondary infection, etc., and achieve the effect of prolonging the drug retention time, long duration of drug effect, and not polluting clothes.
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Embodiment 1
[0078] 1. Product: a compound phellodendron gel for treating eczema in children
[0079] 2. Materials and methods
[0080] 2.1 Instruments
[0081] pH meter, electric thermostatic water bath, refrigerator, oven, electronic balance, etc.
[0082] 2.2 Materials and reagents
[0083] Forsythia: Forsythia Forsythia suspensa (Thunb.) Vahl dried fruit.
[0084] Phellodendron chinensis: the dried bark of the rutaceae Phellodendron chinense Schneid.
[0085] Honeysuckle: It is the dried flower buds or the first blooming flowers of the honeysuckle Lonicera japonica Thunb.
[0086] Dandelion: It is the dry whole grass of Taraxacum mongolicum Hand.-Mazz., Taraxacum borealisinense Kitam. or several plants of the same genus.
[0087] Centipede: The dried body of the centipede Scolopendra subspinipes mutilans L.Koch.
[0088] The above medicinal materials are in compliance with the provisions of each medicinal material in the 2015 edition of the Chinese Pharmacopoeia.
[0089] Trieth...
Embodiment 2
[0145] Formula: Forsythia 70 parts, Treats 35 parts, Honeysuckle 35 parts, Dandelion 35 parts, Centipede 2.1 parts, Carbomer 1 part, Transcutol P 5 parts.
[0146] Preparation:
[0147] (1) weigh the five Chinese medicines in the prescription by weight components, add water to decoct and extract three times, the first time is 1 hour, the second time is 45 minutes, and the third time is 30 minutes;
[0148] (2) the decoctions were combined, filtered, and the filtrate was concentrated to a clear paste with a relative density of 1.10 to 1.15 (measured at 50°C);
[0149] (3) adding ethanol to make the ethanol content reach 70%, standing for 24 hours, filtering, and concentrating the filtrate under reduced pressure until there is no alcohol smell, to obtain compound phellodendron ethanol precipitation and fluid extract.
[0150] (4) Take the liquid extract after alcohol precipitation, add 4 times the amount of purified water, heat in a water bath at 80° C., filter the precipitate ...
Embodiment 3
[0155] Formula: Forsythia 80 parts, Treats 40 parts, Honeysuckle 40 parts, Dandelion 40 parts, Centipede 2.4 parts, Carbomer 3 parts, Transcutol P 10 parts.
[0156] The preparation method is the same as that of Example 2.
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