They did this with Noriega and at Waco.
I don't think it ever works and probably has the opposite effect.
I seem to recall hearing, many years ago by an "expert" in crowd control, interviewed on a radio talk program, that there is a certain ultra high frequency which, if broadcast, causes the listeners to lose bowel control.
I don't know if it has ever been used, or how those doing the broadcasting would avoid these side effects.
They did this with Noriega and at Waco.
It worked with Noriega.