Vitamin E self-emulsifying ointment
A vitamin and self-emulsification technology, applied in the field of medicine, can solve the problems of loss of biological activity, roughness, and low bioavailability of common preparations, and achieve the effect of good product curative effect, simple method, and rich raw materials
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Embodiment 1
[0024] In the specific implementation of the present invention, the vitamin E self-emulsifying ointment is prepared by mixing vitamin E as a drug and the self-emulsifying matrix as a drug carrier, and the content of vitamin E in 1 g of vitamin E self-emulsifying ointment is 20-300 mg. Described self-emulsifying matrix can be made by weight: oil phase 12%, emulsifier 48% and co-emulsifier 40%, and described oil phase is refining oil, glyceryl monostearate and stearyl alcohol, and its weight Ratio is 8: 2: 1, and described emulsifier is polysorbate 80 and polyoxyethylene hydrogenated castor oil (RH40), and its weight ratio is 2: 8, or is polysorbate 80 and polyoxyethylene castor oil ( EL), its weight ratio is 6: 4, and the described co-emulsifier is glycerin (glycerin), wherein, the oil phase is first placed in an 80°C constant temperature water bath to be heated and melted, and then the emulsifier and co-emulsifier are added successively. agent and vitamin E, dissolve and stir ...
Embodiment 2
[0027] In the specific implementation of the present invention, the vitamin E self-emulsifying ointment is prepared by mixing vitamin E as a drug and the self-emulsifying matrix as a drug carrier, and the content of vitamin E in 1 g of vitamin E self-emulsifying ointment is 20-300 mg. Described self-emulsifying base can be made by weight: oil phase 15%, emulsifier 50% and co-emulsifier 35%, and described oil phase is refining oil, glyceryl monostearate and stearyl alcohol, and its weight Ratio is 8: 2: 1, and described emulsifier is polysorbate 80 and polyoxyethylene hydrogenated castor oil (RH40), and its weight ratio is 2: 8, or is polysorbate 80 and polyoxyethylene castor oil ( EL), its weight ratio is 6: 4, and the described co-emulsifier is glycerin (glycerin), wherein, the oil phase is first placed in an 80°C constant temperature water bath to be heated and melted, and then the emulsifier and co-emulsifier are added successively. agent and vitamin E, dissolve and stir ev...
Embodiment 3
[0030] In the specific implementation of the present invention, the vitamin E self-emulsifying ointment is prepared by mixing vitamin E as a drug and the self-emulsifying matrix as a drug carrier, and the content of vitamin E in 1 g of vitamin E self-emulsifying ointment is 20-300 mg. Described self-emulsifying matrix can be made by weight: oil phase 18%, emulsifier 52% and co-emulsifier 30%, and described oil phase is refining oil, glyceryl monostearate and stearyl alcohol, and its weight Ratio is 8: 2: 1, and described emulsifier is polysorbate 80 and polyoxyethylene hydrogenated castor oil (RH40), and its weight ratio is 2: 8, or is polysorbate 80 and polyoxyethylene castor oil ( EL), its weight ratio is 6: 4, and the described co-emulsifier is glycerin (glycerin), wherein, the oil phase is first placed in an 80°C constant temperature water bath to be heated and melted, and then the emulsifier and co-emulsifier are added successively. agent and vitamin E, dissolve and stir ...
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