#
Venlafaxine
  • Drugs A to Z

Venlafaxine

Generic name: venlafaxine [ VEN-la-fax-een ]
Brand names: Effexor XR, Effexor
Dosage forms: oral capsule, extended release (150 mg; 37.5 mg; 75 mg); oral tablet (100 mg; 25 mg; 37.5 mg; 50 mg; 75 mg); oral tablet, extended release (150 mg; 225 mg; 37.5 mg; 75 mg)
Drug class:Serotonin-norepinephrine reuptake inhibitors

Medically reviewed by Sophia Entringer, PharmD. Last updated on Aug 2, 2021.

What is venlafaxine?

Venlafaxine is an antidepressant belonging to a group of drugs called selective serotonin and norepinephrine reuptake inhibitors (SSNRIs). Venlafaxine affects chemicals in the brain that may be unbalanced in people with depression.

Venlafaxine is a prescription medicine used to treat major depressive disorder, anxiety, and panic disorder.

Warnings

You should not take venlafaxine if you have uncontrolled narrow-angle glaucoma.

Do not use venlafaxine within 7 days before or 14 days after you have used an MAO inhibitor, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, or tranylcypromine.

Some young people have thoughts about suicide when first taking an antidepressant. Stay alert to changes in your mood or symptoms. Report any new or worsening symptoms to your doctor, such as: mood or behavioral ch...