I use Patch-Out, Wipe-Out Accelerator, and tape a ZipLoc bag around the muzzle. No need to worry about it migrating.
"The way you deal with Islamic State, these bloodthirsty, blood drunken terrorists, is to kill them, keep on killing them, until you kill the last one and then you kill his pet goat. That's how you deal with them."
Ltc. Ralph Peters