When to refer
In addition to your pharmacy protocol, you should refer a customer to the pharmacist if they have:
- Persistent dry eye symptoms not helped by OTC products
 - Prolonged, unexplained tearing
 - Conjunctivitis that persists for longer than two weeks
 - Eye pain, especially if it’s accompanied by redness
 - Sensitivity to light or are seeing halos around lights
 - Sudden changes in vision
 - Any eye injury
 - A foreign body in the eye that can’t be removed.
 
You should also refer infants and any customers who have diabetes.