Stuck kits can happen to any rabbit, even if they've had normal litters before. Unfortunately, it's one of the risks you take when choosing to breed a rabbit. Tell your friend I'm sorry for her loss.
I use this product on my rabbits when I see an eye problem: http://www.drsfostersmith.com/product/prod_display.cfm?pcatid=9674. It works really well and very fast. Usually their eyes will be back to normal in 2 days of using it once a day.
A lot of times my Lionheads get runny eyes, because the...