What is Xanax? Xanax is an oral prescription medication for managing anxiety, GAD, and co-morbid depression. It belongs to the class of drugs called Benzodiazepine that accelerates the GABA cells in the brain, and as a result, it induces a calming effect on the body and mind. It increases the GABA (A), which acts on the brain and central nervous system to produce a calming effect on the mind...