I Had An Intestinal Virus In April And It Destroyed

i had an intestinal virus in april and it destroyed my good bacteria and I cannot eat much besides bread and water without having to run to the bTHEROOM WITHIN 5 MINUTES OF EATING. They have done every test and that's what they figure happened. I'm taking 60 billion good bacteria in pills a day and it's not improving much. I've lost 30 pounds since May. Now my stools are green