Dear Dr. Myrtle,. On the subject of enemas: You said something to the effect that it's not good to have/use/administer to oneself an enema before anal sex, but I. Another option, either on its own or in addition to enemas, is to use wipes before starting your anal pleasures to make sure that the external. Like many bottoms, my gay friend George* has a harrowing story about using an enema before anal sex. "I had met a guy on Grindr," he said.