Venlafaxine (Effexor) is used to treat major depressive disorder (MDD), generalized anxiety disorder (GAD), social anxiety disorder (SAD), and panic disorder in adults. Off-label (for an alternative use to its original approval) it is sometimes prescribed for migraine prevention, diabetic nerve pain, obsessive-compulsive disorder (OCD), post-traumatic stress disorder (PTSD), and menopausal hot flashes.



