Understanding the differences between Gabapentin vs Xanax, especially in prescribing and taking from the mental healthcare perspective, is quite important. Both Gabapentin and Xanax are some of the most commonly discussed alternatives, and both of them are frequently prescribed for anxiety disorders and symptoms of alcohol withdrawal. The fact of the matter is, both are overprescribed as anxiety and anxiety symptom control medication. However, these two differ in both their drug classification and their action mechanism.