My Father Is 88yrs Young He Has Alzheimer Some Nights

My father is 88yrs young he has Alzheimer some nights not often he would in a snoring sound or breathe hard eye open and non responsive as we call him by his name it is similar to comma state or a trances this would last sometimes 20 to 40 min or longer we have call the paramedic by the time they arrive he is back to normal. Please help thank you