Hello,
Welcome to Healthcaremagic.
From your query i understood that you are suffering from
Allergic conjunctivitis.
There are numerous allergens that can cause allergic conjunctivitis.
It is very very difficult to identify the allergen which causing
allergy to your eye.
You have to spend a lot of time in your life identify that allergen.
Always "Prevention is better than cure".
Here i advised some common measures to be protected from common household and external environmental allergies.
1. Use good air conditioner frequently to reduce indoor allergens.
it is better to keep air filter and ducts clean.
2. Please avoid pet animals.
3. Shut your windows and door to avoid outdoor air allergens.
Open only at necessary times.
4. Wear face mask, gloves while driving and walking in polluted environment.
5. it is better to take a shower when ever you return to house.It is to avoid outdoor air pollutants.
6. Keep your house and environment clean to reduce all pollutants.
7. Shift your residence to un polluted or low polluted area.
Treatment with antihistamines are needed whenever you feel uncomfortable.
Hope this helps.
Take care.