Yes, I was told it is sold in the U.S. as Fishzole though.Too bad we dont have Flubendazole here in the U.S.
I noted that it does not eliminate pinworm eggs.
https://drugs.ncats.io/substance/R8M46911LR
And we do not know where @TheyLive is located, might as well be Europe, Australia or New Zealand etc.
Thank you for the link, learned something new regarding pinworm eggs.