i m facing severe severe allergy prbs since five months wehn i came to KSA for work,whole bogy red and swollen mostly, means almost every daynow, and smtimes eye or lip swelling smtimes its lower lip and now its upper lip since last night, 24 hours have been passed, i have taken sm chlorophenairmaine maleate and now taking antihistamines but nothing worked, so tense, cant figure out what actualy is causing it as smtimes i have it wehn empy stomach, last nite had chocolate, but ican have it almost aafter any food, so how to figure out?