How do I know if I have Dry eye... ?

"Dry Eye" is a common eye syndrome which manifests with one or more of the following symptoms: Irritation , poking sensation, dry feeling, burning, grating sensation etc,. Some times dull heavy sensations can also be a result of dry eye. Dry eye is a syndrome complex of many causes. The commonest among the causes are pollution and climate related evaporation of tears from the exposed eye surface. If you have one or more of these or similar sensations in your eyes, it may be dry eyes.

How often should I use medications for Dry eye ... ?

The frequency of dry eye medications or tear substitutes is usually dependant on the severity of your condition. For mild cases, one or 2 drops a day may suffice, for severe cases even hourly instillation may be needed. Your doctor will generally decide the timing of your tear substitute ; e.g., you may need them just after a journey in the dust or after watching TV or Computer for a long time etc.,

What if I don't treat dry eye. Can I loose sight ... ?

If untreated, Dry eye can progress to a more irritable, troublesome condition called chronic conjunctivitis. It can cause considerable trouble, but is unlikely to lead to loss of sight in most cases. As always, "A stitch in time saves nine".

Are tear substitutes safe for long term use ... ?

The modern tear substitutes are very safe to use. Their preservatives are in acceptably low concentration and are safe for long term use. Preservative free or "transitionally preserved" eye drops like Refresh Tears has preservatives that disappears on exposure to the light. These too can safely be used for long time.

Can I buy "Cooling Drops" or "Eye washer" from medical shops directly ... ?

Some eye medications are allowed for sale from chemists shops without prescription. These "over the counter" drugs are generally safe; however whether they are appropriate for the eye condition at hand or not is something your eye doctor would be best placed to decide.

Can excessive reading and TV or computer viewing cause dry eye ... ?

During reading and TV or computer viewing, the rate of eyelids blinking reduces significantly. This causes the tear film to evaporate leading to dryness of the eyes. This may happen in some people, especially more when they are tired, or have spent long hours watching TV or computers. Use of artificial tears all that time will help soothe the eyes and relieve it of symptoms.

Where do I get more info on dry eye ... ?

For a detailed information on the subject feel free to write to "name"pharma@allerganindia.com