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专利概况
专利名称 METHOD FOR PRODUCING LIPOSOMAL FORM OF 2-ETHYL-6-METHYL-3-HYDROXYPYRIDINE SALT WITH NICOTIN ACID, USING IT FOR IMPROVING MICROCIRCULATION IN SKIN
申请号 RU2018102558 申请日
公开(公告)号 RU2683770C1 公开(公告)日
申请(专利权)人 Federalnoe gosudarstvennoe byudzhetnoe obrazovatelnoe uchrezhdenie vysshego obrazovaniya "Natsionalnyj issledovatelskij Mordovskij gosudarstvennyj universitet im N P Ogareva" 发明人 Semenov Aleksandr Vladimirovich; Semenova Elena Vasilevna; Inchina Vera Ivanovna; Zotova Mariya Sergeevna; Brodovskaya Ekaterina Pavlovna; Minaeva Olga Vladimirovna
专利来源 国家知识产权局 转化方式
摘要

FIELD : medicine.SUBSTANCE : group of inventions refers to medicine, namely to production of liposomal form of salt of 2-ethyl-6-methyl-3-hydroxypyridine with nicotinic acid. For this purpose, a mixture of lecithin and cholesterol is dissolved in ratio of 9 : 1 in chloroform followed by evaporation of the obtained solution at temperature of 37–40?°C and a phospholipid film is obtained, which is further hydrated at 37–40?°C in a phosphate buffer containing 2-ethyl-6-methyl-3-hydroxypyridine nicotinate. Weight ratio of the lipid phase to that of the phosphate buffer is 1 : 34–1 : 40. Obtained emulsion is treated at an ultrasonic unit. What is also presented is a method for using the liposomal form of 2-ethyl-6-methyl-3-hydroxypyridine salt with nicotinic acid for local application and using the liposomal form of 2-ethyl-6-methyl-3-hydroxypyridine salt with nicotinic acid for improving microcirculation in the skin.EFFECT : group of inventions provides higher bioavailability of salt of 2-ethyl-6-methyl-3-hydroxypyridine with nicotinic acid in the transdermal route of using its liposomal form, additionally, the presence of one active ingredient and a minimum amount of excipients reduces the probability of developing allergic and other adverse reactions.3 cl, 6 tbl, 2 ex

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