 [ Symptoms ] can i get any stds if my husband has performed oral sex on an infected partner and then perform oral sex on me [ Disease ] anal fissures are cracks in the skin and anal membrane most will heal spontaneously unless they are being re opened when you have a bowel movement taking a stool softener will help use toilet tissue carefully or use water in a shower to clean after a bowel movement taking sitz baths will also help and perhaps applying an antibiotic ointment if the area is red and seems infected long standing or large fissures may require medical a medical exam and further intervention