Aw man, I'm sorry No, it wouldn't have been anything you were doing. Vaseline is not toxic to chickens, so that wouldn't have been it. And if you used neosporin, as long as you used the kind without pain relief, it wouldn't have been that either.
Worming them should help them too. If they have the leg mites they may also have internal parasites that you're not seeing and the eprinex will take care of that.
Worming them should help them too. If they have the leg mites they may also have internal parasites that you're not seeing and the eprinex will take care of that.