What was known before
VKC
VERNAL KERATOCONJUNCTIVITIS

Cyclosporine has been used off label for the treatment of vernal keratoconjunctivitis (VKC) since it was first approved in 1983.Cyclosporine A cationic ophthalmic emulsion (CsA CE) is a unique formulation of cyclosporine that is specifically approved for use in patients with VKC.