Can zanax cause more anxiety and panic. just prescribed it and had terrible panic attack an hour after taking it?

Don't stop yet: Although paradoxical effects may be seen, your first dose likely won't have much influence for several hours, and it may be several days prior to the best benefit. Do contact your doctor and discuss further.

Yes: Some patients who take xanax (alprazolam) for anxiety can actually have worse symptoms. I would not take any more and speak with your prescribing health care provider about this. Sometime modifying the dose can be helpful or a new medication should be tried.

It is highly : Unlikely to cause a panic attack. Talk to the physician who prescribed the medication.

Xanax (alprazolam): Is used to treat anxiety and panic disorders. The dose should be gradually increased until the drug starts working well. Anxiety drugs have many side effects and some infrequent side effects are feeling restless and anxiety (paradoxical phenomenon). Rec. Report to your physician for drug adjustment.