What condition disorder or disease causes canine eyes to roll back while awake?

If your dog is not responding and its eyes are rolling in the back of its head call your dogs name and make sure it is still there. if your dog does not respond its basically brain dead. it could be the ammonia all dogs have in them acting up.

Someone else- Or that means that they are in a deap sleep, all you have to do is push them alittle so they can wake up. Humans do the same thing when there sleeping too.