Originally Posted by Amiga
You're welcome! There's also a wormer that's toxic to geese, but I can't remember the name, and there's a combo of two wormer drugs that are toxic to chickens, so probably best to avoid those in ducks.
The good news is that none of the ones I'm thinking about aren't common, so probably no need for anyone to worry.
-KathyEdited by casportpony - 10/20/15 at 1:21pm