Regular users of Xanax appear exhausted and lethargic while indulging in normal chores of the day. They show lack of interest in activities that require mental alertness. Individuals who take the medicine in large doses might suffer from severe sedation that can last for more than a day. Mixing of this drug with alcohol or other intoxicating substance will lead to serious injury, coma or death. Patients even suffer from financial problems after spending a huge amount of their money on this drug.