• There are some cases which can be more concerning, though. In some cases, sour milk can cause a mild case of food poising, while in some cases the symptoms are very acute. “Typically, if you ingest enough spoiled milk, it can basically take a really, really bad toll on your GI tract,” Dr. Sonpal explains. What happens if you drink spoiled milk? Is it dangerous to drink spoiled milk? It can evidently lead to food poisoning. Milk that has gone past its expiration date begins to develop bacteria that are sometimes harmful to the human body, leading to food poisoning if consumed. Learn more about what makes milk spoil, how to tell if your milk is expired, and the consequences of drinking sour milk. How long after drinking spoiled milk will you get sick But as long as milk has been properly refrigerated, it should be still drinkable up to a week past the date label — and maybe up to two weeks, depending on the temperature of your refrigerator. • In the majority of cases, food poisoning runs its course, and then you go back to normal within a day or two. Drinking spoiled milk can lead to a very bad start to the day. A person can start having stomach cramps, nausea, or even a fever. • It all depends on the foodstuff and the condition of your body. But as long as milk has been properly refrigerated, it should be still drinkable up to a week past the date label — and maybe up to two weeks, depending on the temperature of your refrigerator. Generally, as long as the milk smells and looks OK, it’s probably still safe to consume. Spoiled milk is the result of an overgrowth of bacteria that causes changes in taste, smell, and texture. • Food poisoning can even occur several hours or even several days after drinking the spoiled milk. Thus, one is suggested to smell the milk before gobbling it down or mixing it with tea and …