What Do The White Xanax Bar With Four Lines On It Looks Like

Different colors of Xanax bars

I would like to know if the colors on xanax bars mean anything, like strength? I have seen the long bars with four lines to divide them in white, yellow, and green. Any info you can give me would be great, thanks. Also, if it doesn't say XR on the bottle then it shouldn't be an extended release bar no matter what the color is? ## I take the 2mg tablet bars scored x4 w/ what looks like PorR, 0, 3, 9 on each 1/2mg of the total 2mg bar of alprazolam by Purepac. Use for panic attack or break as-need for anxiety. Also take yellow puffy square tablets of alprazolam w/ a 1 on one side and a G for Greenstone on other side, Xanax-XR, for constant support of CNS. I suffered what I call a shutdown when cold-turkey'd off a benzo after being on one or another of them for an extended peri...

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