After washing the anus with patchouli to break the skin you can rinse it with running water and then disinfect it with iodophor, for example. The anus is the exit point for fecal matter, and a lot of bacteria remain in the anus. If you accidentally break your anus with patchouli, you can rinse and disinfect it to prevent infection. First, rinse the anus with running water, rinse all the patchouli on the skin, and try to leave no residue. After rinsing, disinfect the wound with povidone-iodine to prevent infection. Repeat this procedure after each bowel movement, rinse well and disinfect again. Try to avoid touching the wound with feces, which may affect the healing process.