Rửa sạch tay. Tránh làm nhiễm trùng vết thương. Nghiêng đầu người cần điều trị về phía trước. Kiểm tra các vùng quanh vết thương. Xác nhận xem người đó đã tiêm vắc-xin chưa. Rửa sạch miệng. Rửa vết thương.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Before treating any kind of wound, you should always make sure that your hands are as clean as possible, to avoid infecting the wound with anything you may be carrying on your skin. Use warm water and anti-bacterial hand soap, if you have it available. It may be helpful to also use an antibacterial hand sanitizer after washing hands. Use vinyl gloves if you have them available. Latex gloves are also okay, but be sure that the person whose lip you are treating is not allergic to latex. The import