Hydrophilic gel pleximetric paste and its preparation

Abstract

A percutaneous paster of hydrophilic gel for medicine features that its gel layer contains the volatile oil of bupleurum root, hydrophilic gel, cross-linking agent, humectant, surfactant, filler, adhesive, osmosis promoter and solvent. Its preparing process is also disclosed.

Description

technical field

[0001] The invention relates to the technical field of medicine, in particular to a hydrophilic gel transdermal patch for drug transdermal controlled release treatment and a preparation method thereof. Background technique

[0002] Hydrophilic gel transdermal patch (Babu plaster) is an external patch made of water-soluble polymer compound or hydrophilic substance, mixed with medicine or Chinese medicine extract, and coated on non-woven fabric piece. It has good biocompatibility, affinity, breathability, sweat resistance and repeated peeling and tearing properties to the skin, and is not easy to be allergic. In the early 1970s, Japan, Europe and other countries began to develop medical cataplasms. With the continuous development of the pharmaceutical industry, this new dosage form has developed in my country in recent years. According to the prediction of the World Health Organization, in the next few years, more than 30% of the drugs will be changed to tran...