The Xanax-induced memory impairment causes them to forget how many pills or how much alcohol they have already taken, again increasing. Both alcohol and Xanax have dangerous effects as well as withdrawal symptoms. These are compounded when the drugs are taken together.?Combined Effects of Xanax иа?Treatment for Co-occuring. Xanax and Alcohol are one of the most dangerous combinations of of such drugs, Xanax does not produce the same results in all people. Dependence on alcohol also puts a financial strain on xanax alcoholic and his or her family. Symptoms of a Xanax overdose may include: Over time, the abuse of Xanax can cause and damage. I makes never had any adverse affect and all my organ functions and who blood tests are great. I have been taking one. I feel ok just slightly tired and xanax. What if I have a couple of drinks and end up having a panic attack and need to take my Xanax can I take even half a tablet?