Donna, corneal ulcers are quite painful and, left untreated, can become infected resulting in worse issues and eventually loss of the eye.

Here are some options for financial aid:
re: Help (financial aid info)


This page has a list of some organizations that may be able to assist you. Good luck.

http://animalliberationfront.com/Pra...ancialHelp.htm

Some links:

In Memory of Magic (IMOM) is dedicated to insuring that no companion animal has to be euthanized simply because their caretaker is financially challenged.
http://www.imom.org
IMOM, Inc
PO Box 282
Cheltenham, MD 20623
Phone (866)-230-2164 Fax (301)-599-1852

United Animal Nations established the LifeLine fund in 1997 to aid companion animals in times of life-threatening emergencies when their caregivers, with low or no incomes, are unable to afford the entire cost of treatment.
http://uan.org/lifeline/index.html
United Animal Nations
P.O. Box 188890
Sacramento, California 95818
Telephone: (916) 429 2457 fax: (916) 429 2456

Help-A-Pet is a nonprofit organization which provides financial assistance for the medical care of pets whose owners are unable to afford the expense
http://www.help-a-pet.org/home.html
Help-A-Pet
P. O. Box 244
Hinsdale, Illinois 60521
telephone: (630) 986-9504 fax: (630) 986-9141

Feline Veterinary Emergency Assistance Programs provides financial assistance for emergency medical care for cats.
http://www.fveap.org/sys-tmpl/door/
FVEAP
1641 Elizabeth Lane
Yuba City, CA 95993
Fax: 888-301-4264