Here's an article:
Also, you can put down Copper Foil Tape with conductive adhesive which is a slug & snail repellant.
Here are some more ideas: https://dengarden.com/pest-control/how-to-get-rid-of-slugs-in-your-house
You could put down salt, which kills slugs. (But you might end up with a bunch of dead slugs on your floor.) http://mentalfloss.com/article/80997/why-does-salt-kill-slugs
Find we’re there coming from and put a thin row of salt they won’t pass it it kills them