Bard eye, could go blind. help?

2 yrs ago i caught Keratitis because contact lenses scratched my eye, doctors say its gone but every 2 weeks my right eye flares up realy bad. its not conjunctivitis and it seems to *** when iv had too much sleep the night before. plz help me because the NHS are useless they dont give you the time of day anymore. i have glucoma in the family and their keeping a close check on my eyes but its been 6 months and they still havent sent me letter to go for my appointment up the hospital.