Venlafaxine is a commonly prescribed antidepressant medication that is used to treat depression and anxiety disorders. There are several synonyms for this medication including Effexor, Effexor XR, and Venlor XR. These medications work by increasing the levels of serotonin and norepinephrine in the brain, which helps to create a more balanced and stable mood. Other synonyms for venlafaxine include desvenlafaxine, which is a related medication that is also used to treat depression and anxiety disorders. It is important to carefully follow the dosing instructions when taking any of these medications, as they can have both positive and negative effects on mental health.