Rick wrote:

he just sprayed on some liquid Nitrogen ... wart died
and fell off a few days, free, simple & painless.

Last time I went in for one that had got "agitated" the doc assured me
it getting inflamed wasn't anything to worry about then tied it off with
a very tight surgical knot, it stung a bit but dried up and fell off
just the same, he admitted he just wanted some knot practice ...