Preparation Of Plaster

Wipe off the skin of the affected area with a hot towel or a piece of ginger, and then apply the plaster. Generally, a plaster should not exceed 24 hours at the longest. After a long time, not only the medicine has lost its effectiveness, but also it is not good for the skin. The plaster should be put on avoiding areas where there are many hairs, otherwise it will not stick to it, or it will bring up the hair when it is torn and cause pain. It is not suitable to stick on the head and face, especially near the eyes, nose and mouth. In the cold winter, the adhesive plaster is not easy to stick. You can apply the plaster with a hot water bottle after the plaster is applied so as to stick it firmly and ensure the treatment effect. In addition, when using black plasters, the back of the plaster should be put on the outside of the kettle (cup) or on the low fire of an alcohol lamp or candle to melt it, and then apply it to the affected area when the plaster is not hot to the skin. 1-2 weeks. When some people use such plasters, they bake them directly on a coal stove. This method is not advisable. The carcinogens such as benzopyrene and harmful gases such as carbon monoxide, carbon dioxide and sulfur dioxide produced during the combustion of coal stoves will be absorbed by the plaster matrix and moisture, and penetrate into the human body through the skin, causing certain harm to people.