This is something I've had some difficulty with over the years although it has never reached a point where it became a real problem for me. Here are links to two articles from PsychCentral's archives regarding treatment for TTM:

https://psychcentral.com/lib/whats-t...ling-disorder/

https://psychcentral.com/lib/compuls...otillomania/3/

Also... family therapist Kati Morton did a YouTube video on the subject of TTM. Here's a link to her vid: