What Causes Problem In Concentrating And Eye Irritation?

Hi i am 26 year old.I work in IT sector.I feel uneasy,irritating and feel my eyes have filled with something and couldn t visualize clearly and can t even concentrate on my work and to put extraa forced focus to concentrate.and I start feeling hot suddenly my ears and nose start getting heated up and become red in colour after 30-45 mnts of my lunch during my office days .And after 1-2 hrs when I go outside ,and eat something i feel quite fine not fully ,I had tried eating something within this time also but it has not worked It works only after 1-2 hrs when i go out and eat.And I dont have any kind of family or any problem at all.Currently i had done my blood test and found that SGPT-81.4 U/L and alkaline puosphatase is 158.4 U/L.Can you please suggest what exactly is the iisue with me.I use to feel the same problem during my college days everyday also but I use to think due to lack of sleep or late night study, So I avoided.But after my college finished I went Delhi but there I faced the same problem.So i went AIMS,I did eye check up and they said there is no problem with eyes so I went to physician but his treatment also failed.And i also have problem with stool,i usually go 4-5 times each day.When i use to be at native home ,I dont feel above problem.Recently I have visited a doctor and he has prescribed me::::omez,udiliv 300,ofloxacin and ornidazole,nexito 10,domperidone,alprax- .25mg,sorbiline