xanax usually last or can be taken every 4 hours but what about the xr tab? is it 6 or 8 or 24 release?
Thank you for your question and welcome to AnxietyConnection.com
Because everyone metabolizes medication at different rates, there is no exact answer to your question.
For further information on medications for Anxiety:
Frequently Asked Questions - Benzodiazepines
Frequently Asked Questions About Antidepressants
How Antidepressants are Used to Treat Anxiety
Deciding on Anxiety Medications
Monitoring the Effectiveness of Medication
Side Effects of Antidepressants