Redness around the anus in infants is mainly caused by recurrent diarrhea, diaper allergies, excessive perianal cleaning, and improper diet. Parents need to take care of their infants under the guidance of professional doctors and according to the specific causes to reduce the symptoms of perianal redness. Common causes and treatment methods 1, diarrhea: When infants have recurrent diarrhea, it can cause perianal redness due to continuous stimulation of excrement. You can use montmorillonite for antidiarrheal treatment as prescribed by the doctor, and carry out anal cleaning moderately to avoid the residue of excrement around the anus, and give external buttock cream to protect the skin around the anus of infants; 2. You can replace the diapers with suitable materials, the diapers should not be used for too long, and pay attention to the child’s bowel movements in a timely manner; 3. Over-cleaning: parents over-clean the infant’s perianal area, resulting in skin damage and redness due to repeated friction, or redness due to perianal infection caused by damage to skin barrier function. The baby’s perianal area should be moderately cleaned, wipe with appropriate strength, avoid the use of irritating wipes, cleaning solutions, perianal redness can be applied externally buttock cream or erythromycin ointment; 4, improper diet: babies on breast milk, milk powder, etc. caused by fire, usually accompanied by excessive eye stool, mouth and tongue sores and other symptoms. If there are mouth ulcers or purulent tonsillitis, anti-inflammatory treatment can be given by using anti-inflammatory drugs such as compound Pancreatic granules and Blue Scutellaria oral solution to clear heat and detoxify the toxins. Mothers should pay attention to their diet and avoid high-calorie, high-fat diets such as potato chips, butter, etc. If artificially fed, the formula needs to be changed in time and avoid too thick when brewing. Precautions Avoid using talcum powder on the red areas around the anus of the baby to prevent the talcum powder contained within from irritating the skin. You can also use a soft towel to apply hot compresses around the anus to reduce the symptoms of redness and swelling.