The symptoms of pustules after BCG vaccination are considered to be normal and do not need to be treated. The baby should be vaccinated in a timely manner, feed the baby reasonably, strengthen nutrition, prevent cold and keep warm, and prevent colds. In 3-4 weeks after the BCG vaccination, the inoculation site can appear red and swollen, and gradually form small pustules, and collapse on their own, some will also appear local lymph nodes swelling, can do the corresponding treatment. Guidance: swollen lymph nodes: local lymph nodes are swollen, hot compresses can be applied 3-4 times a day for 15-20 minutes each time; pustules: this is a sterile abscess, and after softening, the pus can be drawn out with a sterile syringe at the hospital; pustules break: 10% sulfonamide ointment or 20% sodium para-aminosalicylate ointment can be applied externally to prevent infection. Generally it is 1-2 months when the pus will come out, playing BCG vaccine arm will be pus, and then the pus place will slowly turn good. Generally, squeezing it off by hand may infect other bacteria, so that the pus will automatically turn well and slowly form a crust, and pay attention to prevent the pus from re-infecting the area. It is normal for pustules to appear after BCG vaccination. If the pustule is accidentally broken, there is no need for anti-inflammatory treatment, do not smear the medication, you can use a dry cotton swab to clean the pus from the broken area and keep the broken area dry. Even if the pustule does not break, the BCG vaccination site will leave traces, so this is unavoidable. After the pustule breaks, an ulcerated surface will appear. Be careful not to drench the area often and keep it dry, and it will automatically scab over after a while, and the scab will leave a scar after it falls off. The BCG vaccine will begin to ulcerate from the inside to the outside, and when the pustule breaks, it will scar, indicating that the vaccination has been successful. If you take care of your baby, you can continue to bathe. If an infant has the above-mentioned problems, you need to pay attention to timely examination to ensure the health of the body, to avoid the occurrence of dangerous situations in the affected child, to avoid causing dangerous situations in the body of the affected child, especially to pay attention to avoid affecting the physical health of the affected child. Do not worry too much about BCG pustules in your life.