A hangover is a sign of the body that it lacks substance. The best way to get rid of a hangover the next. Drink immediately after waking up a glass of water. Take an aspirin with a coffee or cola (works faster than this). Try if paracetamol provides little to drink a cup of soup. (The salt causes you retains moisture.) Make then for some vitamins (especially vitamin C) by eating some fruit. After 15 to 30 minutes, the hangover is gone, because the body has all the substances that were missing and gave you that bad feeling!