A Xanax bar is a prescription medication that gives those who are suffering from anxiety. The street name of this drug is Alprazolam. It relaxes a person by slowing the central nervous system as other benzodiazepines do. It works quickly and very effectively. This medicine is too helpful for those people who are suffering from panic attacks and different types of anxiety. This drug contains a high relaxing effect that also made it a popular entertaining drug among drug-addicted people. It contributes to high rates of Xanax abuse and addiction.