Quote Originally Posted by Blue_Monday
...a normal butt should be able to accomadate a normal penis when it's relaxed. Admit it; everyone poops something that large at one time or another. I think using a numbing agent could actually do more harm than good, because if there is damage being done, the numbee won't notice it until it's too late.
For "normal", yes. But what to do when you are trying to train a lady with 'roids to take you into her anus? They hurt like hell, even when not being damaged. That's where topical anaesthetics win through.