Wondering if the scalded area needs daily medication changes? The interval of the wound dressing change depends on whether the wound surface exudes a lot and whether the accumulated secretion will affect the wound healing, which should be analyzed comprehensively. Generally speaking, the interval is 1-2 days, or observe whether the external dressing is wet to decide whether to change the dressing. If it is wet, the pathogenic bacteria can reach the trauma through the siphoning phenomenon of the dressing at the wet, so that the dressing loses its role of isolating the sterile, and then it needs to be changed. The stuff oozing from the wound is often called “pus”, many people think that pus is something bad, but in fact, there are necrotic white blood cells in the pus, there are also some bacteria, the body has the ability to repair naturally, so there are some organism convergence to the local growth-promoting factors, these things will promote the repair of the wound, in Chinese medicine “Some patients often ask this question, I like to use a phrase to describe, “water to clear is no fish”, the same reason. Of course, the more pus is not the better, because more will also increase the amount of bacteria attached to the wound, if not timely drainage, will affect wound healing, or even aggravate the infection.