Normally speaking, dogs will not die if they drink a little milk tea, but the sugar content in milk tea is relatively high. If the dog is lactose intolerant, vomiting, diarrhea, etc. will occur, so it is best not to give it to the dog. Dog drinks milk tea. After the dog drinks milk tea, you should observe the dog's condition. If the dog has adverse reactions, you can feed the dog some probiotics to help the dog regulate its intestines and avoid diarrhea and dehydration.