Understanding Alcohol Poisoning: Symptoms, Response, and Aftercare What Is Alcohol Poisoning? Alcohol poisoning occurs when you consume too much alcohol quickly. But many people are unaware that alcohol poisoning can produce harmful side effects and can even be deadly. If you drink a large amount of alcohol in a short period of time, you may experience different symptoms of alcohol poisoning immediately. Usually, this level of intoxication is accidental; you don’t realize how much alcohol...