The ointment I got was called Cavasan and contained chlooramfenicol 20mg and Vitamin A 15.000 I. E.
I'm not sure if it is available in the USA because when I searched if it was safe for ducks, it said something like this about the oral / i.v. version as it can have some serious side effects in...
I just had this problem with one of my ducks a few days ago. First three days I tried what you did (kept her inside, washed out her eye several times, removed the white stuff with a cottonswab which I first cleaned with boiled water) without any improvement. Luckily I found a vet who was...