What are some good effect drugs for a child's buttocks that are damaged

Patient's question:

Born and discharged from the hospital, returned home, the buttocks were damaged, kept applying medicine, but the buttocks didn't get better

Doctor's answer:

The anal fissure you described is generally caused by constipation or damage and rupture of the skin and mucous membrane around the anus. It is recommended to maintain smooth bowel movements, avoid spicy foods, eat more vegetables and fruits, and apply Jingwanhong ointment externally.