Thank you for the update

. Yes an eye ulcer is not pleasant for your baby, but thank goodness the cataract is minor and hopefully will not need treatment. Hope the drops clear up the eye issue soon.
The scratching does sound weird coming on so quickly and generally. It is good that you have a topical that eases her discomfort. Was she exposed to anything different before this happened? Allergies are hard to pin down and I hope she gets over them soon.