Venlafaxine (Effexor XR)
Venlafaxine (Effexor XR) explained
Venlafaxine (Effexor XR) is a serotonin–norepinephrine reuptake inhibitor (SNRI) used for depression and several anxiety disorders. The XR form allows once‑daily dosing.
FDA ApprovedVenlafaxine (Effexor XR) helps treat
• Major depressive disorder (MDD)
• Generalized anxiety disorder (GAD)
• Social anxiety disorder
• Panic disorder
additional medications
• Other SNRIs (duloxetine, desvenlafaxine)
• SSRIs (sertraline, fluoxetine, escitalopram)
• Bupropion, mirtazapine
• Psychotherapy (CBT)
medication risks
• Black box warning: suicidality risk in young people
• Serotonin syndrome risk
• Elevated blood pressure/heart rate
• Discontinuation syndrome if stopped suddenly
• Angle‑closure glaucoma risk in susceptible patients
side effects
• Nausea, dizziness
• Sweating
• Insomnia or somnolence
• Dry mouth
• Constipation
• Decreased appetite
FAQs
Q: What is venlafaxine used for?A: MDD, GAD, social anxiety disorder, and panic disorder.
Q: Can I stop it abruptly?
A: No; taper to avoid discontinuation symptoms like dizziness and ‘brain zaps’.
Q: Does venlafaxine raise blood pressure?
A: It can; periodic monitoring is recommended.
Q: Are there interactions?
A: Yes—MAOIs and other serotonergic drugs increase serotonin syndrome risk.
Q: What if I miss a dose?
A: Take it when remembered the same day; skip if close to next dose—do not double.
