Good news
I've been using the foam since the last post, and I have no increase in incidences of dry-eye from times when I wasn't using anything. So, the foam form does not affect my eyes at all, and it is logical to conclude that anyone who has the same burning eyes that I had with liquid is...
I just got the foam, which does not contain propylene glycol. I will update y'all with another post to tell you if that solves it, meaning the propylene glycol was the culprit.
I used it about 4 years ago for a year, then went off for a year because my ears would be red and feel very strange; then used it again with propecia, but used it at a fraction of the recommended liquid dosage. The eye thing began then, with the ears still burning daily around 6 pm (after using...