The baby has pus pockets at the site of the planted acne, considered to have a certain relationship with the injection, may be the injection when or after the injection combined with bacterial infection. For infectious diseases, you can apply iodophor disinfection treatment externally, which can kill the reproduction of bacteria, and then apply topical Bactrim cream topically for anti-bacterial and anti-inflammatory treatment, which is generally effective. If this symptom is not effectively controlled and the abscess is further expanded, it is best to go to the local hospital for routine blood tests and, if necessary, for intravenous antibiotic infusion treatment. Sometimes the abscess can already be palpable with obvious fluctuations and significant pain, you can also choose to cut and drain to remove the pus and necrotic material to accelerate the recovery of the disease.