How long does it take for scratched eye to heal up?

Few days usually. It depends on the area of the abrasion and how deep it is. Usually the area will heal 50% every day so a small abrasion will heal fairly fast. Larger abrasions or complications such as infections, foreign body, dry eyes, filaments, etc will delay healing and may lead to more serious problems.

Related Questions

How long does it take for a scratched eye to heal?

Rapidly. The most common event in a scratched eye is corneal abrasion - the loss of a portion of the corneal surface from trauma. These heal extremely rapidly usually within 1-2 days. Your ophthalmologist can assist with this, protecting your eye and providing means for the best comfort. Read more...