It is also important to not take the medication with alcohol. I take 6 mg of Xanax a day, along with calcium, Estroven with a multivitamin in it and flaxseed oil. Am I doing okay with what I am taking? Xanax alprazolam is a highly potent, short-acting benzodiazepine primarily used to treat moderate to severe anxiety disorders e. Generally speaking, drug interactions fall into three main categories: Drug-disease interactions may occur when an existing medical condition makes certain drugs potentially harmful.