Is Xanax considered an opiate ? The two classes of drugs, Opioids and Benzodiazepines. Xanax belongs to the class of medicines called Benzodiazepines and is prescribed to treat panic and worry disorders. Benzodiazepines tend to be the CNS depressants that cause sedation whereas opioids will be the narcotic analgesic, largely https://www.healthrising.org/forums/members/xanax3mgonline.7818/