According to TCM, the eyes are closely related to the liver.
My guess is then, that Iodine highlighted a problem, kind of detox when old patterns and imbalances show up.
The most frequent iodine-eye symptom is burning, red eyes; seen numerous times at this board. I have seen it in a couple of cases myself. This is a trancient phase, bromine related.
According to TCM, diseases involving the eye are closely related to a liver imbalance. Whenever studying TCM theory, it is important to recognize that a reference to an organ includes the actual organ, but also incorporates the accompanying meridian and its energy. Thus, disharmony in the actual liver or its associated energetics could be at the root of a visionary decline. Although TCM’s terminology may sound foreign, the connectedness between these two organs has been confirmed repeatedly for thousands of years."
I am not the most experienced when it comes to CS, so I leave this for others.
However; borax-water is great for eye infection; take the symptoms away in minutes / hours at most. It was used since Hippocrates` time and used in most eye-drops even today. Easy to make your own; Clean, body temp water with 4,5 % borax.