Quote from Mia18..........
"med-com here in qatar dont allow hepa.if they will also diagnosed that you have that,you will still go back to philippines.med-com here is very strick.you need to have medication in philippines before you come here.good luck."

-->It could depends on your job categories, mia18.
So long you DO NOT work as a: food handlers, medical employees, primary school teachers, housemaid. Then..chances are there to obtain a work visa.