I came across this elsewhere, but anyone who's had this procedure will relate. I would advise putting hot drinks down safely before reading...
https://singletrackworld.com/2009/02/the-picolax-thread-returns/
The interesting bit is in the posts of forum member blu-tone.
I've given people Picolax and I can vouch for its efficacy
Edit...on reflection I may have used it as well in conjunction with an alien abduction style procedure