... take if I feel like I'm going to have an attack. I took one Thursday, 1 Friday, none Saturday or Sunday, 1 Monday and 1 today (Tuesday). I do not have to work tomorrow (Wednesday) so I should not have to take one. Its a tradition that the night before Thanksgiving all of the women get together and share a few bottles of wine. If I have not taken xanax in 36 hours by this time is it safe to drink 3-4 glasses of wine or 3-4 beers? I have only taken a total of 1 mg of xanax over 7 days