Eruptive blisters are herpes that rise above the skin and contain watery fluid. Most of the blisters form as a result of inflammatory reactions, such as those caused by bacteria, viruses, parasites (scabies), or allergic reactions, commonly herpes aspergillus, herpes-like dermatitis, and herpes zoster. The lesions of aspergillosis are characterized by large blisters with epidermal peeling on normal-appearing skin and mucous membranes, occurring in folded areas of the skin, and are most common in middle-aged people. Herpetic dermatitis and herpes zoster, on the other hand, are polymorphic lesions. The formation of blisters is mostly the result of inflammatory reactions, such as bacteria, viruses, parasites (scabies) or inflammation caused by allergic reactions, commonly found in pemphigus, herpes-like dermatitis, herpes zoster and so on. How to prevent erosive blisters? With summer approaching, people have part of their skin exposed and can be burned by boiling water, oil, chemicals, etc. if they are not careful. To deal with blisters after burns, you can first drain the water in the blisters from a low level, and then rinse the wound with natural water for more than half an hour. After the burn, people should use a sterilized needle hole, scissors, etc. to poke the blister from the low level of the blister and drain the water inside, because the blister is rich in inflammatory substances, which can easily cause infection. However, when draining the blister, it is also important to pay attention not to pick through the skin outside the blister, because the intact skin is the human body’s barrier against bacterial invasion, once picked through, the bacteria will soon invade, and infection will also occur.